Refer to the data below which contains the percentage change (x) in a stock market index...
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Refer to the data below which contains the percentage change (x) in a stock market index over the first five trading days of the year and percentage change (y) in the index over the whole year. The linear regression line for the data is given below. Find and interpret the coefficient of determination y=12.2320+(-1.8300)x (x) 1.6 0.3 -0.2 2.7 2.3 -17 (y) 14.7 -9.5 19.8 20.3 -3.7 27.9 -14 5.7 22.7 2.3 R=% (Type an integer or decimal rounded to one decimal place as needed.) -1.3 12 11.7 28 1.7 -4.6 -4.3 20.3 -0.7 -110 Refer to the data below which contains the percentage change (x) in a stock market index over the first five trading days of the year and percentage change (y) in the index over the whole year. The linear regression line for the data is given below. Find and interpret the coefficient of determination y=12.2320+(-1.8300)x (x) 1.6 0.3 -0.2 2.7 2.3 -17 (y) 14.7 -9.5 19.8 20.3 -3.7 27.9 -14 5.7 22.7 2.3 R=% (Type an integer or decimal rounded to one decimal place as needed.) -1.3 12 11.7 28 1.7 -4.6 -4.3 20.3 -0.7 -110
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Answer rating: 100% (QA)
To find the coefficient of determination R2 we need to first calculate the total sum of squares TSS the explained sum of squares ESS and then use thes... View the full answer
Related Book For
Statistics For Business And Economics
ISBN: 9781292315034
9th Global Edition
Authors: Paul Newbold, William Carlson, Betty Thorne
Posted Date:
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