Author Question: For the regression equation, Y = 2X - 3, if the mean for X is MX = 5, what is the mean for Y? A) ... (Read 38 times)

Medesa · **on:** Jun 20, 2018

For the regression equation, Y = 2X - 3, if the mean for X is MX = 5, what is the mean for Y?

A) 2
B) 4
C) 5
D) 7

Question 2

For a one tailed test evaluating a treatment that is supposed to decrease scores, a researcher obtains t(8 ) = 1.90. For = .05, the correct decision is to reject the null hypothesis.

Indicate whether the statement is true or false