Tb Ch07 Doc Question 3 40 Points Listed Below Are The Annual Highs Of The Dow Jones Industrial Average Djia And The 1 (48.52 KiB) Viewed 77 times
Tb Ch07 Doc Question 3 40 Points Listed Below Are The Annual Highs Of The Dow Jones Industrial Average Djia And The 2 (57.68 KiB) Viewed 77 times
tb_ch07.doc Question #3 (40 points) Listed below are the annual highs of the Dow Jones Industrial Average (DJIA) and the sunspot number for the year. (A sunspot number is a measure of the sunspots and the groups of sunspots on the surface of the sun.) X Sunspot Number 7.5 2.9 3.1 16.5 55.7 57.6 64.7 79.3 Y: DJIA 14198 13338 10606 11625 12929 13589 16557 18054 Perform correlation and regression analysis of the sunspot number and the DJIA: a) Plot Scatterplot (Use Sunspot number as X-variable and DJIA as the Y-variable)
h) What is the 95% prediction interval of the DJIA when the sunspot number is 10? i) What is the predicted value of the DJIA when the sunspot number is 57.6? 1) What is the 95% prediction interval of the DJIA when the sunspot number is 57.6? k) What are the mean and standard deviation of the DJIA? 1) What is the residual for the DJIA when the sunspot number is 57.6? m) Calculate total deviation for the DJIA when the sunspot number is 57.6? n) Calculate unexplained deviation for the DJIA when the sunspot number is 57.67 o) Calculate explained deviation for the DJIA when the sunspot number is 57.6?
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