QUESTION 2 [25] The manager of a small mail order house hires additional personnel every time there is a peak demand tha

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Question 2 25 The Manager Of A Small Mail Order House Hires Additional Personnel Every Time There Is A Peak Demand Tha 1 (42.7 KiB) Viewed 18 times

QUESTION 2 [25] The manager of a small mail order house hires additional personnel every time there is a peak demand that exceeds the work load of his normal three employees. To check the effectiveness of this idea, he records the daily output of his total crew on various days during various periods, both peak and otherwise, where the numbers of men (X₁ and X₂) denote not working and working at any one time respectively. The summary of the data and the results are indicated below: Y X₁ X₂ 50 1 110 2 90 2 B B 380 10 6 360 10 6 [13 65 171 12246 -2760 2646 2990 X'X = 65 437 155: (X'X) 24780 -2760 790 910 X'Y = 19120 and Y'Y=857500 2646 -910 1456 17 155 83 6050 (a) Write out the analysis of variance table and use a=0.05 to determine if the overall regression is statistically significant. (7) 0 0 0 ⠀