A student hourly employee does small secretarial projects. The number of projects she completes in a day is the response variable y. The number of hours she works in a day is the predictor variable x.

(a) Calculate ,Sxy, and Syy

(c) Determine the fitted line.
(d) Use the fitted line to give a point estimate of the predicted number of projects completed when she works 6.5 hours.

Transcribed Image Text:

βο and βί