Question: Use the sample data from Problem 15 2 to answer the

Use the sample data from Problem 15.2 to answer the following questions:
From Problem
a. Construct a 90% confidence interval for the dependent variable when x1 = 30 and x2 = 20.
b. Interpret the meaning of the interval constructed in part a.
c. Construct a 90% prediction interval for the dependent variable when x1 = 30 and x2 = 20.
d. Interpret the meaning of the interval constructed in part c.



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  • CreatedJuly 29, 2015
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