10. Excel Problem Type: Defining the Sharpe Ratio. Give the answer to two digits to the right of the decimal place. What is the conditional Probability of Getting a “Negative” Test classification if you have a non-defective chip? 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 … How many bits of information are communicated to you by Monty when you observe which two doors he opens? Work Smarter, Not Harder: Time Management for Personal & Professional Productivity Quiz Answer 6. Question: What is the price x that maximizes weekly revenues? Question: How many days out of the 252 trading days in 2010 did Dow outperform Dupont? The attached spreadsheet provides information regarding the companies…, Lesson #6 Quiz >> Financial Markets 1. For the unfair dice, the chance of observing “3” is 1/3. Required fields are marked *. Use Excel tools and functions to clean and prepare data for analysis. Use the “Information Gain Calculator” spreadsheet to calculate the “Conditional Entropy” H(X|Y) given a = 0.4, c = 0.5, e = 0.11. 5. As data becomes the modern currency, so the ability to analyse the data quickly and accurately has become of paramount importance. 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. 9. If you only want to read and view the course content, you can audit the course for free. At Class Central, I get that question so often that I wrote a guide to answer it. A threshold of 24 years represents what point on the ROC Curve? Round your results to two decimal places. We will update the answers as soon as possible. 3. 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). How frequently will a non-defective chip occur? Use logical and lookup functions to transform, link and categorise data. 1. Question 1: What is the slope of the best-fit line (rounded to two decimal places)? Well done. 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 … More questions? 2. 9. Use this spreadsheet to answer the question. Sep 28, 2020 - Explore answersQ's board "Coursera quiz answers" on Pinterest. What would the False Positive rate be? The ability to quickly and accurately analyze data is an essential skill in today’s digital economy. Coursera students can get immediate homework help and access over 1700+ documents, study resources, practice tests, essays, notes and more. Give the answer rounded two digits to the right of the decimal place. What is the coefficient of determination (R-squared)? This also means that you will not be able to purchase a Certificate experience. Use Excel’s chart function to generate a scatter plot of SPY index monthly returns (y axis) against Amazon monthly returns (x axis). What is the Sharpe Ratio for Dupont stock for 2010? 1. Use this spreadsheet to answer the question. Sum the daily returns to calculate annual continuously compounded returns for 2010. You will find that Zara's trials and tribulations sound familiar, and together with Zara, you will develop your Excel skills along the way â and, importantly, have some fun doing it. In the first course of our Excel Skills for Data Analysis and Visualization Specialization, you will learn the fundamentals of Excel for data analysis. 7. The slope of the regression line is also called “Beta.”. Excel Problem Type: Identifying the maximum value in a column and sorting multiple columns while preserving rows. 7. 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? For example, if the annual return of a stock is 10%, the annual risk-free bond return is 2%, and the annualized population standard deviation of returns of the stock is 16%, then the Sharpe Ratio = 8%/16% = 0.5. 8. 8. Excel has several logical functions and this module explores some of them, such as AND, OR, and IF. Apply for it by clicking on the Financial Aid link beneath the "Enroll" button on the left. 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. 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 course helped a lot, in improving skills in excel analytics. What is the new probability that there is a prize behind door #4? Question: What is Beta for Dow Chemical? 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. Use this spreadsheet to answer the question. Again, consider the Monty Hall problem, but with 5 doors to choose from instead of 3. Offered by Macquarie University. Which of the following accurately describes the shift in…, Week 1 Final Assignment >> Excel Skills for Business: Intermediate II 1. What was Duke Energy’s return that same month? Excel Problem Type: Optimization using the “Solver” plug-in. Microsoft Excel is one of the top tools for data analysis and the built-in pivot tables are arguably the most popular analytic tool. 5. You will begin with the mechanics of creating a function, specifying multiple arguments, and then you will look at how to work with text in functions. The two of these tools together will push your data analytics to the next level! This is the final assessment of the course and it is worth 25% of your total grade. 2. This is really important because you cannot properly analyse data if it is invalid or in an unsuitable format. What is this probability called on the Confusion Matrix? 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. Since our foundation 54 years ago, we have aspired to be a different type of university: one focused on fostering collaboration between students, academics, industry and society. You will learn about structured referencing â 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. Well, she is no-one and everyone. An Introduction to Programming- Coursera – All 5 Week Quiz Answers & Lab Assignments Free . What is the lowest level of protein that should be classified “Positive” to achieve the minimum cost per test at the new costs per error given above? If a fire alarm malfunctions and fails to go off when there actually is a fire, that is a: 3. Note: Use “paste special” and choose “values and number formats” to keep return values from changing. 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”. 4. Use logic – no need to calculate any numbers. Example: an answer such as AND(y,x) instead of AND(x,y) is deemed wrong, which borders on the nasty. Can a change in threshold change the Condition incidence? Which of the following describes current short term interest rates? Change the cost per FN to 50 million pounds. The price x is in the Solver “variable cell” and the function 1000x – 300x^2 is the Solver “objective.”. My career goals are built around becoming a financial analyst or roles that involve quantitative finance. Which coin has a larger entropy prior to observing the outcome? A population tested for “driving while intoxicated” has a Condition incidence of 20%. B stands for “the coin is fair”, ~B stands for “the coin is crooked”. Real need of hour to excel in Excel :) . Start instantly and learn at your own schedule. In this Specialization, you’ll learn to frame business challenges as data questions. You can try a Free Trial instead, or apply for Financial Aid. 7. The topics you will be learning this week: Functions for Combining Text; Functions for Splitting Text; Combining Text Functions; Cleaning Data & Changing Case; and Removing and replacing unwanted characters. 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]. 1. There are various requests on our site, it is hard for us to check them reliably. Mastering Data Analysis in Excel Coursera Quiz Answer | 100% Correct Answer Of Week (1-6) 18. A small thing, though: in the quizzes, the grading could be made more fault-tolerant. The course may offer 'Full Course, No Certificate' instead. By the end of this module, you will be an expert in Excel's Date functions. What is the new probability that the die you rolled is fair? You will learn some exciting Excel functions that allow you to aggregate and summarise data â such as SUMIFS and COUNTIFS, and much more. If you are interested in learning Data Analysis, then here is a list of Best Data Analysis Courses, Classes, Tutorials, Training, and Certification programs available online for 2020. It will be exceptional if you can help us with refreshing the site. Excel with its extraordinarily broad range of features and capabilities is one of the most widely used programs for doing this. When you purchase a Certificate you get access to all course materials, including graded assignments. First calculate the difference between the annual return of a stock and the annual return of a risk-free investment in government bonds. 3. What is the minimum average cost per test? 8. Excel with its extraordinarily broad range of features and capabilities is one of the most widely used programs for doing this. Examples of this are the answers to quiz questions that are collected from students. 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. Question: What is the new minimum cost per event/cost per test (rounded to the nearest dollar)? We will endeavor to invigorate the request/answer ASAP. 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. To make the content easy to relate to and to personalize the learning experience, we are going to follow Zara's journey through the course. The linear function is (quantity sold in pounds) = (-400*(Price per pound)) + 10,000. Can a change in classification threshold change a diagnostic test’s True Positive Rate? Well done. The topics you will be learning this week: Cell referencing and naming; Creating named ranges; Managing named ranges; Calculations with named ranges; and Automating processes with named ranges. You first choose door #1. Transform your skills, your confidence, and your opportunities by adding this new set of skills to your repertoire. Use the link below to access the spreadsheet. Each course on Coursera comes up with certain tasks such as quizzes, assignments, peer to peer(p2p) reviews etc. Suppose we have two coins: one “fair” coin, where p(head) = p(tails) = .5; and an “unfair” coin where p(heads) does not equal p(tails). You will also learn about the Total Row where you can just pick from a set of automated summarisation functions. Very well thought out course. Coursera Assignments. 6.If, instead of assuming a cost $15,000 per FN and $100 per FP, the costs are assumed to be $7,500 per FN and $50 per FP, what changes? 7. Question 1 All of the questions in…, Section 1 Quiz >> Stanford Introduction to Food and Health 1. Give each result in percent, rounded to two digits to the right of the decimal place – for example, 11.76%. 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… be looking at functions for converting data types: such as text to numbers, dates to text, and then both numbers and text to dates. You have no basis for considering either dice more likely before you roll it and observe an outcome. This module discusses ways you can extract information and manipulate data to fulfil specific business requirements. He tosses the coin once and it comes up heads. Without using calculus or any other advanced math, the MS Solver plug-in can be used to find the input value for x that results in a maximum value for a function f(x). Rank the outcomes using soldier’s age as the score, with the oldest at the top. The topics you will be learning this week: Converting Data Types; Understanding dates and basic date functions; Generating valid dates; Calculating days between two dates; and Calculating dates from a given date. A learner is required to successfully complete & submit these tasks also to earn a certificate for the same. The p(heads | B) = 0.5, and p(heads | ~B) = 0.4. This module discusses ways that you can extract information and manipulate data to fulfil specific business requirements. Use this spreadsheet to answer the question. Use logic – no need to calculate any numbers. 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. 5. Use MS Solver to determine the maximum cost per False Negative test that permits an average cost per test of $100. 2. 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). Visit the Learner Help Center. As this is the final assessment, it requires you to demonstrate the learning objectives from each of the weeks â and thus requires you to demonstrate all the learning objectives of the entire course. You will then learn about a great Excel functionality, Named Ranges â which is another way of referencing a cell or a range of cells by giving them a sensible name. 6. The conditional probability of getting a Positive Test if you have a defective chip can be written p(Test POS | “+”). Monty opens doors #2 and #3. In the last course of Big data Specialization, you will learn how to perform the graph analytics using the big data tools. In the month ending on which date did Amazon achieve the highest returns? What was the monthly return from the question above? 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