Question: In a simple linear regression, the following sample regression equation is obtained: y= 15 + 2.5x. a. Predict y if x equals 10. b. What

In a simple linear regression, the following sample regression equation is obtained:

y̅= 15 + 2.5x.

a. Predict y if x equals 10.

b. What happens to this prediction if x doubles in value?


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