This can also be found in “Course Resources” as a quick reference. Solve: What is the Dow Chemical Annual return? 9. It will be exceptional if you can help us with refreshing the site. 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. Well done. Which coin has a larger entropy prior to observing the outcome? 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. 19. 7. A test for “driving while intoxicated” was given 100 times. 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. 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. Use the Cancer Diagnosis Spreadsheet to answer Questions 4 to 6. What is the Mutual Information? You will develop techniques for working confidently with these Excel functions and unlock the full power of Excel by manipulating and cleaning text data. 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. By the end of this module, you will be an expert in Excel's Date functions. Mastering Data Analysis in Excel Coursera Quiz Answer | 100% Correct Answer Of Week (1-6) 18. 3. You will start by learning the concept of conditional logic, and how conditional logic works in Excel formulas. What is the random test’s True Positive Rate and False Positive Rate? You will also. How frequently will a non-defective chip occur? 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. First calculate the difference between the annual return of a stock and the annual return of a risk-free investment in government bonds. 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)? What is the coefficient of determination (R-squared)? NICE EXPERIENCE AND LEARNT MANY USEFUL THINGS WHICH IS IS REQUIRED IN DAILY OFFICE USE THANKS TO ALL TEAM MEMBERS AND MY ORGANISATION -RIL WHO PROVIDE ME THIS COURSERA COURSE\n\nTHANKS. 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. 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. 9. “Condition Incidence” is the portion of a population that actually has the Condition being studied. Understand the different types of data in Excel and use appropriate functions to work with them. Problem Information: Assume that at a particular gas station, the quantity of automobile fuel sold in a week is a function of the fuel’s retail price. 3. 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. You can similarly contribute by reviving new requests or existing request answer(s). This option lets you see all course materials, submit required assessments, and get a final grade. Can a change in classification threshold change a diagnostic test’s True Positive Rate? 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. 2. This module discusses ways you can extract information and manipulate data to fulfil specific business requirements. 6. 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… In this module, you will learn about different types of cell referencing: relative cell referencing, absolute cell referencing, and mixed cell referencing. Aviation fuel for fighter planes was scarce. He tosses the coin once and it comes up heads. 8. You will learn about one of the most widely used lookup functions in business â VLOOKUP, as well as other lookup functions such as INDEX and MATCH, as well as Excel newest lookup function â XLOOKUP. Use logic – no need to calculate any numbers. Modify the spreadsheet data so that there are 4 bombers instead of 3, and 16 seagulls instead of 17, by changing the actual condition for the radar score of 66 from a 0 to a 1 in cell D43. Can a change in threshold change the Condition incidence? 5. You will then learn to conduct logic tests and use conditional operations. Excel with its extraordinarily broad range of features and capabilities is one of the most widely used programs for doing this. If you don't see the audit option: What will I get if I purchase the Certificate? You will learn some exciting Excel functions that allow you to aggregate and summarise data â such as SUMIFS and COUNTIFS, and much more. What is this probability called on the Confusion Matrix? Very well thought out course. What is the Sharpe Ratio for Dupont stock for 2010? 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. Use this spreadsheet to answer the question. 7. 1. What is one reason False Positive classifications were expensive in the Battle of Britain. There is also an explanation about using the Information Gain Calculator that you may find helpful to review beforehand. 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. 9. A small thing, though: in the quizzes, the grading could be made more fault-tolerant. Question 4: Assuming the risk-free rate is 1.5% per year over the full 12-year interval measured, which asset had the higher Sharpe ratio: SPY or RSP? 11. 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