The Following Data Are Available for a Simple Linear Regression

Multiple Choice

The following data are available for a simple linear regression analysis attempting to link hours of training (x) to hourly output (y) . The slope term in the estimated regression equation was 2.4.The intercept term (a) was 3.6.Show the 90% prediction interval for hourly output for an individual with 2.5 hours of training.Report the upper bound for the interval.

A) 11.6
B) 20.4
C) 12.1
D) 22.4
E) 26.5