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Question 15, 11.6.51 HW Score: 70.71%, 14.14 of 20 points O Save Part 1 of 3 O Points: 0 of 1 The accompanying data shows
Question 15, 11.6.51 HW Score: 70.71%, 14.14 of 20 points O Save Part 1 of 3 O Points: 0 of 1 The accompanying data shows percentage changes (x; ) in a stock market over the first five trading days of each of 11 years and also the corresponding percentage changes (y;) in the index over the whole year. If the stock market index increases by 4.0% in the first five trading days of a year, find 90% confidence intervals for the actual and also the expected percentage changes in the index over the whole year. Discuss the distinction between these intervals. Click on the icon to view the data. Click to view the table of critical values of the Student's t distribution. The 90% confidence interval for the actual percentage change in the index over the whole year runs from to (Round to three decimal places as needed.)Table of Annual Stock Price Changes X Change in the Stock Change in the Stock Market Over the First Year Market For the Entire Five Days (%) Year (%) 0.2 - 0.2 0.3 - 0.1 0.2 1.0 - 0.5 0.9 - 0.1 - 0.3 0.2 - 0.7 - 0.1 0.6 - 0.9 1.6 0.2 - 0.7 0.3 . 0.8 11 0.3 - 0.7 Print Done
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