Ateam o c il engineers used egress on analys to est mate y = regression printout

Question

Ateam o c il engineers used egress on analys to est mate y = regression printout to complete parts a and b below ra o repair o replacement cost commercial p e. The in ependent variable as x e dia e er n milimeter ofthe use a com a n simple near Click the icon to view the simple linear regression technology printout a. Locate the value of s on the printout s = 0.2277 (Round to four decimal places as needed.) b. Give a practical interpretation of s. Select the correct choice below and fill in the answer box to complete your choice. (Round to four decimal places as needed.) O A. The mean prediction ermor is mm. OB. No error of prediction will fall more than mm away from the least squares line. c. Most (about 95%) of the errors of prediction will fall within mm of the least squares line. D. The prediction error for the average ratio of repair to replacement cost is mm

Explanation / Answer

From the given output:

a) s = 0.2277

b) Option C; 0.4554 [Since most of the observation lies within 2s of population mean]

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