# Question

Consider the following sample data:

a. Find the sample regression equation, = b0 + b1x1 + b2x2.

b. Construct the 95% confidence interval for E(y) if x1 equals 50 and x2 equals 20.

c. Construct the 95% prediction interval for y if x1 equals 50 and x2 equals20.

a. Find the sample regression equation, = b0 + b1x1 + b2x2.

b. Construct the 95% confidence interval for E(y) if x1 equals 50 and x2 equals 20.

c. Construct the 95% prediction interval for y if x1 equals 50 and x2 equals20.

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