The file P03_19.xlsx contains daily values of the S&P Index from 1970 to mid-2015. It also contains
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The file P03_19.xlsx contains daily values of the S&P Index from 1970 to mid-2015. It also contains percentage changes in the index from each day to the next.
a. Create a new variable President that lists the U.S. presidents Nixon through Obama on each date. You can look up the presidents and dates online.
b. Find the mean, median, standard deviation, and first and third quartiles of % Change, broken down by President. Also, create side-by-side box plots of % Change, again broken down by President. Comment on the results.
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Related Book For
Business Analytics Data Analysis And Decision Making
ISBN: 9780357109953
7th Edition
Authors: S. Christian Albright, Wayne L. Winston
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