# Question: Thirty observations were used to estimate y 0

Thirty observations were used to estimate y = β0 + β 1x + .

A portion of the Excel results is as follows:

a. What is the point estimate for β1? Interpret this value.

b. What is the sample regression equation?

c. If x = 30, what isy?

A portion of the Excel results is as follows:

a. What is the point estimate for β1? Interpret this value.

b. What is the sample regression equation?

c. If x = 30, what isy?

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