Question: Stocks and Super Bowl Data Set 25 in Appendix B includes pairs of data for the Dow-Jones Industrial Average (DJIA) high value and the total

Stocks and Super Bowl Data Set 25 in Appendix B includes pairs of data for the Dow-Jones Industrial Average (DJIA) high value and the total number of points scored in the Super Bowl for 21 different years. Excel was used to find that the value of the linear correlation coefficient is r 5 20.133.

a. Is there a significant linear correlation between DJIA high value and Super Bowl points? Explain.

b. What proportion of the variation in Super Bowl points can be explained by the variation in the high value of the DJIA?

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