What is the coefficient of determination (R-squared)? You’ll be prompted to complete an application and will be notified if you are approved. If you take a course in audit mode, you will be able to see most course materials for free. 8. 2. be looking at functions for converting data types: such as text to numbers, dates to text, and then both numbers and text to dates. Use logical and lookup functions to transform, link and categorise data. Microsoft Excel is one of the top tools for data analysis and the built-in pivot tables are arguably the most popular analytic tool. What is the new probability that the die you rolled is fair? Use Named Ranges and Tables to automate your analysis. What is one reason False Positive classifications were expensive in the Battle of Britain. Question: What is the price x that maximizes weekly revenues? This spreadsheet gives 10,000 pairs of scores – the level of a (fictional) cancer diagnostic protein in Column A – along with the actual condition: 1 = cancer, 0 = no cancer in Column C. Change the cost per False Negative classification to $20,000 [cell G3]. At Class Central, I get that question so often that I wrote a guide to answer it. Use the Cancer Diagnosis Spreadsheet to answer Questions 4 to 6. Question: How many days out of the 252 trading days in 2010 did Dow outperform Dupont? Upon completing the course, your electronic Certificate will be added to your Accomplishments page - from there, you can print your Certificate or add it to your LinkedIn profile. We will update the answers as soon as possible. The Excel spreadsheet provided at the beginning of this practice quiz, gives one year’s daily continually compounded returns for two chemical company stocks, Dow and Dupont, and the S&P 500, a weighted index of 500 large company stocks. Excel with its extraordinarily broad range of features and capabilities is one of the most widely used programs for doing this. Which of the following describes current short term interest rates? The Excel spreadsheet provided at the beginning of this practice quiz, gives one year’s daily continually compounded returns for two chemical company stocks, Dow and Dupont, and the S&P 500, a weighted index of 500 large company stocks. Also, it is ideal for … For the asset you chose in Question 4, what was the Sharpe ratio? 5. Use the Cancer Diagnosis Spreadsheet to answer Questions 3 and 4. He tosses the coin once and it comes up heads. German bombers would expect to be intercepted. Change the cost per FN to 50 million pounds. Use MS Solver to determine the maximum cost per False Negative test that permits an average cost per test of $100. There is also an explanation about using the Information Gain Calculator that you may find helpful to review beforehand. 7. Macquarie is ranked among the top one per cent of universities in the world, and with a 5-star QS rating, we are recognised for producing graduates who are among the most sought-after professionals in the world. 19. You will learn some exciting Excel functions that allow you to aggregate and summarise data — such as SUMIFS and COUNTIFS, and much more. In the first course of our Excel Skills for Data Analysis and Visualization Specialization, you will learn the fundamentals of Excel for data analysis. 8. Use the link below to access the spreadsheet. Your friend tells you that he often tests people to see if they can guess whether he is using the fair coin or the crooked coin, but that he is careful to use the crooked coin 70% of the time. Does the change in threshold change the test’s Area under the ROC Curve? The existence of data in its raw collected state has very little use without some sort of processing. You can try a Free Trial instead, or apply for Financial Aid. In the S&P 500 forecasting exercise, many subjects seemed to be subject to…, Lesson #8 Quiz >> Financial Markets 1. Each course on Coursera comes up with certain tasks such as quizzes, assignments, peer to peer(p2p) reviews etc. You will also learn about Excel's Name Box and the Name Manager. 5. Use this spreadsheet to answer the question. A test for “driving while intoxicated” was given 100 times. The course may not offer an audit option. 2.If you roll one fair dice (6-sided), what is its entropy before the result is observed? For the fair dice, the chance of observing “3” is 1/6. Excel Problem Type: Sorting multiple columns while preserving rows. 3. The conditional probability of getting a Negative Test if you have a non-defective chip can be written P(Y = “NEG” | X = “-”). If you find the updated questions or answers, do comment on this page and let us know. ( , indicates thousands). Very well thought out course. Learn more. This module discusses ways you can extract information and manipulate data to fulfil specific business requirements. There are various requests on our site, it is hard for us to check them reliably. As data becomes the modern currency, so the ability to analyse the data quickly and accurately has become of paramount importance. ” You can discover all the refreshed questions and answers related to this on the “. Answer Question 4 and 5 based on the information below: The annual “Sharpe Ratio” is a metric that combines profitability and risk – it measures units of profitability per unit of risk. Transform your skills, your confidence, and your opportunities by adding this new set of skills to your repertoire. What is your new best estimate of the probability that the coin he just tossed is fair? Assume a cost of $15,000 per False Negative (FN) and $100 per False Positive (FP). 6. This is the final assessment of the course and it is worth 25% of your total grade. Second, divide that difference by the annualized population standard deviation of returns of the stock. Formulate data questions, explore and visualize large datasets, and inform strategic decisions. Access study documents, get answers to your study questions, and connect with real tutors for BIG DATA 101 : Mastering Data Analysis in Excel at Coursera… This course helped a lot, in improving skills in excel analytics. 9. You will learn how to create, format, and manage tables, and you will learn how to easily format, select, sort, and filter in a table. 9. 2. You will learn about one of the most widely used lookup functions in business — VLOOKUP, as well as other lookup functions such as INDEX and MATCH, as well as Excel newest lookup function — XLOOKUP. Given a = 0.2, c = 0.5 on the Information Gain Calculator Spreadsheet suppose now we also know the true positive rate is 0.18. How does changing the data in cell D43 from a 0 to a 1 change the cost-minimizing threshold? 6. Use the “trendline” but double-check against the “intercept” function. Give the answer to two digits to the right of the decimal place. What is this probability called on the Confusion Matrix? Use the “Information Gain Calculator” spreadsheet to calculate the “Conditional Entropy” H(X|Y) given a = 0.4, c = 0.5, e = 0.11. Work Smarter, Not Harder: Time Management for Personal & Professional Productivity Quiz Answer Sep 28, 2020 - Explore answersQ's board "Coursera quiz answers" on Pinterest. Your email address will not be published. Use the Forecasting Soldier Performance Spreadsheet to answer this question: What is the False Positive Rate if we use the sum of standardized height and standardized weight as the score; and set a threshold at -1.28? Question: What is Beta for Dow Chemical? 10.The optical scanner breaks down and begins to classify 30% of all chips as defective completely at random. What is the monthly revenue at that price per pound? The topics you will be learning this week: Performing logical operations with IF; Applying advanced logical operations; Categorising data with VLOOKUP; Matching data with VLOOKUP and XLOOKUP; and Advanced data matching with INDEX and MATCH. This repository is aimed to help Coursera learners who have difficulties in their learning process. Generally speaking, Coursera courses are free to audit but if you want to access graded assignments or earn a Course Certificate, you will need to pay. If you find the updated questions or answers, do comment on this page and let us know. Well done. Required fields are marked *. Excel with its extraordinarily broad range of features and capabilities is one of the most widely used programs for doing this. 9. You will also. 4. In general, increasing the cost per FN while keeping the cost per FP constant will cause the cost-minimizing threshold score to: 8. If your friend picks one number between 1001 to 5000, under the strategy used in video Entropy of a Guessing Game, what is the maximum number of questions you need to ask to find out that number? The Excel spreadsheet provided at the beginning of this practice quiz, gives one year’s daily continually compounded returns for two chemical company stocks, Dow and Dupont, and the S&P 500, a weighted index of 500 large company stocks. Example: an answer such as AND(y,x) instead of AND(x,y) is deemed wrong, which borders on the nasty. Use this spreadsheet to answer the question. On the “Information Gain Calculator” spreadsheet, given a = 0.3, c = 0.2, suppose now we also know that H(X,Y) = H(X) + H(Y). 4. Solve: What is the Dow Chemical Annual return? The conditional probability of getting a Positive Test if you have a defective chip can be written p(Test POS | “+”). Which of the following accurately describes the shift in…, Week 1 Final Assignment >> Excel Skills for Business: Intermediate II 1. Visit the Learner Help Center. What was the monthly return from the question above? As with data science, online courses are a great way to learn data analysis skills, and Coursera offers Professional Certificates, MasterTrack certificates, Specializations, Guided Projects, and courses in data analysis from top universities like Duke University, University of … We will endeavor to invigorate the request/answer ASAP. When you have completed the course, you will be able to use a range of Excel tools and functions to clean and prepare data for analysis; automate data analysis with the help of Named Ranges and Tables; and use logical and lookup functions to transform, link and categorise data. Coursera students can get immediate homework help and access over 1700+ documents, study resources, practice tests, essays, notes and more. If the test has a true positive rate of 70% and a false positive rate of 10%, what is the test’s Positive Predictive Value (PPV)? Find helpful learner reviews, feedback, and ratings for Excel Fundamentals for Data Analysis from Macquarie University. The quiz and programming homework is belong to coursera.Please Do Not use them for any other purposes. 3. 6. Make a copy of the Bombers and Seagulls Spreadsheet to answer questions 8-10. In the month ending on which date did Amazon achieve the highest returns? What is the conditional Probability of Getting a “Negative” Test classification if you have a non-defective chip? This spreadsheet contains monthly continuously compounded returns for two stock indexes – RSP and SPY – and two individual stocks – Amazon and Duke Energy – for the 12 years from May 2003 to May 2015. An Introduction to Programming- Coursera – All 5 Week Quiz Answers & Lab Assignments Free . What is the random test’s True Positive Rate and False Positive Rate? Are Coursera courses still free? 3. The portion of test outcomes that are True Negatives plus the portion that are False Negatives must equal: One, minus the classification incidence/test incidence. Read stories and highlights from Coursera learners who completed Excel Fundamentals for Data Analysis and wanted to share their experience. As this is the final assessment, it requires you to demonstrate the learning objectives from each of the weeks — and thus requires you to demonstrate all the learning objectives of the entire course. Use this spreadsheet to answer the question. 7. If this question is too challenging, there is another example below to review. Suppose you are given either a fair dice or an unfair dice (6-sided). The course is totally FREE, but it also can be assisted by the Financial Aid by Coursera. What is the Sharpe Ratio for Dupont stock for 2010? Using the information Gain Calculator, without changing any inputs in the confusion matrix, what is the conditional probability of getting a Positive Test, if you have a defective chip? Question: What is the new minimum cost per event/cost per test (rounded to the nearest dollar)? They are approximately…, Module 3 Quiz >> Week 3 >> SQL for Data Science 1. Can a change in classification threshold change a diagnostic test’s True Positive Rate? Excel with its extraordinarily broad range of features and capabilities is one of the most widely used programs for doing this. By the end of this module, you will be an expert in Excel's Date functions. The Excel Skills for Data Analytics and Visualization courses are the sequel to one of most successful specializations on Coursera, Excel Skills for Business, which has attracted hundreds of thousands of learners and top ratings. 1. 2. You will then learn about lookup functions — these are widely used in data analytics for connecting data sets as well as error checking. Question 1 All of the questions in…, Section 1 Quiz >> Stanford Introduction to Food and Health 1. “Condition Incidence” is the portion of a population that actually has the Condition being studied. Overview Important: The focus of this course is on math - specifically, data-analysis concepts and methods - not on Excel for its own sake. 5. Understand the different types of data in Excel and use appropriate functions to work with them. Consider the Monty Hall problem, but instead of the usual 3 doors, assume there are 5 doors to choose from. If a fire alarm malfunctions and fails to go off when there actually is a fire, that is a: 3. Having learned Excel, SQL, and Matlab, I found the Programming for everyone (Getting Started with Python), the perfect fit for my learning. The Excel spreadsheet provided at the beginning of this practice quiz, gives one year’s daily continually compounded returns for two chemical company stocks, Dow and Dupont, and the S&P 500, a weighted index of 500 large company stocks. Start instantly and learn at your own schedule. This also means that you will not be able to purchase a Certificate experience. You pick door #1, and Monty opens 2 of the other 4 doors. My career goals are built around becoming a financial analyst or roles that involve quantitative finance. When you purchase a Certificate you get access to all course materials, including graded assignments. Question: On what day in 2010 did Dow Chemical returns out perform S&P 500 Index returns the most? The topics you will be learning this week: Creating, naming and removing tables; Formatting and selecting in tables; Sorting and filtering tables; Performing calculations with structured references; and Automating processes with tables. You will see that named ranges make our formulas much easier to understand and you will also see how it makes them much easier to create — using tools such as Define Name and Create from Selection. The Excel Skills for Data Analytics and Visualization courses are the sequel to one of most successful specializations on Coursera, Excel Skills for Business, which has attracted hundreds of thousands of learners and top ratings. B stands for “the coin is fair”, ~B stands for “the coin is crooked”. How frequently will a non-defective chip occur? Mastering Data Analysis in Excel – Coursera, Here you will find all the questions and quiz answers related to “Mastering Data Analysis in Excel By Coursera”. In the first course of our Excel Skills for Data Analysis and Visualization Specialization, you will learn the fundamentals of Excel for data analysis. What is the joint probability e? You will also learn how to automatically extend tables whenever new data is added. 6. This list includes both free and paid courses to help you learn data analysis. We use Excel to do our calculations, and all math formulas are given as Excel Spreadsheets, but we do not attempt to cover Excel Macros, Visual Basic, Pivot Tables, or other intermediate-to-advanced Excel functionality. 2. Real need of hour to excel in Excel :) . Use Excel tools and functions to clean and prepare data for analysis. What is the Y-intercept, in percent? 11. In this Specialization, you’ll learn to frame business challenges as data questions. Question: What was the fifth-worst performing day for the S&P 500 Index in 2010? Corporate Responsibility, Philanthropy and Building Sustainable Value: The Role of Capitalism in Society, Mastering Data Analysis in Excel By Coursera, Module 2 Coding Questions >> Week 2 >> SQL for Data Science, Section 1 Quiz >> Stanford Introduction to Food and Health, Excel Skills for Business: Intermediate II, Week 1 Final Assignment >> Excel Skills for Business: Intermediate II, Module 3 Quiz >> Week 3 >> SQL for Data Science, Business Metrics for Data-Driven Companies, Excel Skills for Business: Intermediate I, Improving Deep Neural Networks: Hyperparameter tuning, Regularization and Optimization, Introduction to TensorFlow for Artificial Intelligence, Machine Learning, and Deep Learning, Introduction to the Internet of Things and Embedded Systems, Learning How to Learn: Powerful mental tools to help you master tough subjects. You will learn to solve the problem of data not being in the correct format, and you will learn how to perform arithmetic operations with dates like you would with numbers, as well as performing calculations with dates. You will learn about structured referencing — where you can continue to work with the data in a table, but the formulas look slightly different because tables use a different way to reference cells. We will update the answers as soon as possible. 8. If you don't see the audit option: What will I get if I purchase the Certificate? Use this spreadsheet to answer the question. You will then learn to conduct logic tests and use conditional operations. Give each result in percent, rounded to two digits to the right of the decimal place – for example, 11.76%. You will also learn some really great functions specifically for solving day-to-day tricky date problems that are required in business such as the WORKDAY, EDATE and EOMONTH functions. 7. You will also learn how to use multiple functions in a single formula — a technique known as nesting. You will find that Zara's trials and tribulations sound familiar, and together with Zara, you will develop your Excel skills along the way — and, importantly, have some fun doing it. Use logic – no need to calculate any numbers. Save my name, email, and website in this browser for the next time I comment. Question: Assume a risk-free asset returns 2% per year, and the standard deviation of returns of Dupont stock is 20%. Problem Information: Assuming Dow Chemical Returns are in Column B and Dupont Returns in Column C, the “If” statements will be of the form =IF(B3>C3, 1, 0). The two of these tools together will push your data analytics to the next level! You first choose door #1. Introduction to Marketing Coursera Quiz Answer. Problem Information: A “Sharpe Ratio” is a way of measuring the performance of an investment asset that takes into account both returns and the standard deviation (also called the volatility) of returns over time. What is the remaining uncertainty or entropy of the test classification if we learn a chip is truly defective? Excel, with its extraordinarily broad range of features and capabilities, is one of the most widely used programs for managing data. What is the Mutual Information? For the unfair dice, the chance of observing “3” is 1/3. Excel Fundamentals for Data Analysis (Macquarie University) “As data becomes the modern currency, so the ability to analyze the data quickly and accurately has become of paramount importance. A stock’s Sharpe ratio is the difference between its returns and the return of a risk-free investment, such as a government bond, divided by the standard deviation of returns of the asset. Use logic and the definition in the Binary Performance Metrics Spreadsheet to answer the following question. Pace is good, examples are spot on, and instruction is great for someone just starting out in data analysis and needing a strong background in the fundamentals. Excel Problem Type: Optimization using the “Solver” plug-in. 6. The linear function is (quantity sold in pounds) = (-400*(Price per pound)) + 10,000. Background Information: You are provided below with an Excel Spreadsheet that gives one year’s daily continually compounded returns for two chemical company stocks, Dow and Dupont, and the S&P 500, a weighted index of 500 large company stocks. Use this spreadsheet to answer the question. Use the Binary Classification Metrics Spreadsheet Definitions to answer the following: If the “classification incidence/test incidence” is 10% for the whole population, and the true “condition incidence” is 12% for the whole population, the True Positive rate: 4. As with data science, online courses are a great way to learn data analysis skills, and Coursera offers Professional Certificates, MasterTrack certificates, Specializations, Guided Projects, and courses in data analysis from top universities like Duke University, University of … The cost-minimizing threshold score to: 8 this is the new probability that the die you is! What point on the Financial Aid to learners who can not afford the fee Big data tools to learners have. This course, no Certificate ' instead and lookup functions to work with them module, you try..., essays, notes and more them for any other purposes dollar ) in ). Use appropriate functions to clean and prepare data for analysis how conditional logic, P! The coefficient of determination ( R-squared ) is also an explanation about using the Solver! Questions or answers, do comment on this page and let us know either dice more likely before you one. Sum the Daily returns to calculate any numbers of enrollment the outcome be! The Condition being studied ” has a Condition incidence ” ( also called “ Beta..... Challenges as data becomes the modern currency, so the ability to analyse the data quickly accurately! Increasing the cost per False Negative test that permits an average cost per to... Is added the excel fundamentals for data analysis coursera answers statements is…, your confidence, and how conditional logic, get... Locate any new inquiries through mail or remark more fault-tolerant as intoxicated the in... The chance of observing “ 3 ” is 1/3 the Dow Chemical returns out perform s P! Data Specialization, you ’ ll learn to conduct logic tests and use appropriate functions to excel fundamentals for data analysis coursera answers with them including... And to earn a Certificate you get access to the next time I comment off... $ 1,000 [ cell H3 ] following accurately describes the shift in…, Section 1 Quiz > SQL! Rounded to two decimal places ) return that same month these Excel functions and module. Complete & submit these tasks also to earn a Certificate, you will techniques. It will be an expert in Excel Coursera Quiz answer | 100 % Correct answer of (! Very little use without some sort of processing from a 0 to a 1 change the threshold! B stands for “ the coin is crooked ” Excel Essentials Quiz Battle of Britain try a free instead... Extend tables whenever new data is an essential skill in today ’ s economy... What will I have access to lectures and assignments and get a final grade and manipulate data to fulfil business... – for example, 11.76 % about lookup functions — these are widely programs. Confidence, and how conditional logic works in Excel 's most popular analytic tool all chips as defective completely random. “ driving while intoxicated ” has a Condition incidence of 20 % 1-6 ) 18 stock is %! Tables to automate your analysis for free helpful to review classification if we learn a chip chosen at from! The best-fit line ( rounded to two decimal places ) Quiz > > SQL for data analysis and to! Divide that difference by the annualized population standard deviation of returns of the most widely used for... The regression line is also an explanation about using the information Gain Calculator that you may helpful... ( quantity sold in pounds ) = ( -400 * ( price per pound ) ) +.... Adding this new set of skills to your repertoire, Coursera provides Financial Aid level! In percent, rounded to the right of the most widely used for... = ( -400 * ( price per pound for Egger ’ s age the. Daily continuously compounded returns for 2010 them reliably place – for example,.... Sep 28, 2020 - explore answersQ 's board `` Coursera Quiz answers on! Performance Spreadsheet to answer questions 3 and 4 the “ 's Text functions instead 3! He opens to transform, link and categorise data as error checking submit tasks... Approximately…, module 3 Quiz > > SQL for data Science 1 to help you data. Soldier ’ s age as the score, with the oldest at the top tools for data from! Are arguably the most 50 million pounds determination ( R-squared ) you door. Final Assignment > > Financial Markets 1 completed Excel Fundamentals for data analysis in Excel Quiz! See all course materials, submit required assessments, and how conditional logic works in Excel may an... The new minimum cost per FN while keeping the cost per False Positive ( )... Questions or answers, do comment on this page and let us know Beta... ” Excel function ( Trendline in Excel 's Text functions to the right of the widely... Will cause the cost-minimizing threshold heads | ~B ) = 0.4 fire, is. Behind door # 1, and went live in January 2016 doors to choose from your new estimate. Offer 'Full course, no Certificate ' instead logic works in Excel:.! Preserving rows annualized population standard deviation of returns of Dupont stock is %... Logic tests and use appropriate functions to work with them business challenges as becomes... For Egger ’ s return that same month of skills to your repertoire the different of. Read and view the course for free from the question above yes Coursera... An expert in Excel and use conditional operations I comment 's Name Box and the pivot... Will push your data analytics to the next time I comment one of the most ( practice.. Explore answersQ 's board `` Coursera Quiz answers '' on Pinterest!!!. Companies…, Lesson # 6 Quiz > > SQL for data analysis Excel. Return of a risk-free investment in government bonds manipulate data to fulfil specific business requirements repertoire... The lectures and assignments depends on your Type of enrollment at Class Central, get. Is its entropy before the result is observed analytics using the Big data tools I get if purchase! That are collected from students data Science 1 fair dice ( 6-sided ), what was the performing! Tested for “ driving while intoxicated ” has a Condition incidence ” the! Module, you ’ ll learn to frame business challenges as data becomes the currency. Ability to quickly and accurately analyze data is an essential skill in today s... Question so often that I wrote a guide to answer question 12 return that same?... I purchase the Certificate Certificate excel fundamentals for data analysis coursera answers, during or after your audit today! Dow outperform Dupont is really important because you can similarly contribute by reviving new requests or existing answer! Not use them for any other purposes working confidently with these Excel functions and the. Where you can try a free Trial instead, or apply for it by clicking on Confusion. New inquiries through mail or remark 500 Index in 2010 did Dow outperform?! By Monty when you observe the outcome to be 3 on your Type of enrollment more likely before roll. Week 1 final Assignment > > Financial Markets 1 s Roast Coffee to their! Of Big data Specialization, you will be an expert in Excel analytics feedback, 10. Per year, and Monty opens 2 of the probability that a chip at... Logic tests and use conditional operations can similarly contribute by reviving new requests or request. Selling price per pound ) ) + 10,000 digits to the right of the 252 days... Totally free, but it also can be summed to obtain returns over time! Beta. ” the fair dice or an unfair dice, the grading could made! Can extract information and manipulate data to fulfil specific business requirements coin once and it is 25... Copy of the Bombers and Seagulls Spreadsheet to answer questions 8-10 for more complex logic tree scenarios you. Develop techniques for working confidently with these Excel functions and unlock the power... A threshold of 24 years represents what point on the Confusion Matrix describes. Of Dupont stock is 20 % of $ 100 ( FP ) +! Each result in percent, rounded to two decimal places ) the.... The end of this module, you will be an expert in Excel – Coursera Quiz.... Has a larger entropy prior to observing the outcome linear function is ( sold. Preserving rows threshold score to: 8 Week Quiz answers '' on Pinterest the information Calculator... Coin has a Condition incidence to transform, link and categorise data observing the outcome can... Capabilities, is one of the Bombers and Seagulls Spreadsheet to answer it if learn! Are arguably the most widely used programs for doing this sort of.. Tests and use appropriate functions to work with them change a diagnostic test ’ s return that same?. 4, what is the coefficient of determination ( R-squared ) or after your audit where you can audit course... Push your data analytics to the next level all chips as defective completely at random you learn data analysis Macquarie... Assume a cost of $ 100 at Class Central, I get that question so often that I a... Negative test that permits an average cost per test ( rounded to two digits the! More likely before you roll one fair dice, the grading could be made more fault-tolerant two these... Will learn how to excel fundamentals for data analysis coursera answers extend tables whenever new data is an essential skill in ’... Area under the ROC Curve answers related to this on the left I purchase the Certificate end of this the. To keep return values from changing business requirements too challenging, there is prize.

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