Answer
(a) 405
Work Step by Step
Since the equation is $\hat y = 85 + 16x$, and for x = 20, we have y = 405
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.