A set of n 5 25 pairs of X and Y values has MX 5 4, SSX

Question:

A set of n 5 25 pairs of X and Y values has MX 5 4, SSX 5 10, MY 5 6, SSY 5 40, and SP 5 20.

What is the regression equation for predicting Y from X?

a. Y 5 2X 2 2

b. Y 5 2X 2 8

c. Y 5 0.5X 1 4

d. Y 5 0.5X 1 1

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