Question

Stats help please?

Answer 1

plug \(x=5\) into the regression line and see what you get

Answer 2

ok thanks, so i got 3.5+2.3(5)= 3.5+11.5=15

Answer 3

Yes,
residual = observed - predicted
= ?

Answer 4

2.5 too small

Answer 5

keep in mind, regression line always gives you the "predicted value"

Answer 6

You're correct!
residual = 2.5
and the predicted value is too small

Answer 7

thanks!!

Answer 8

yw