The Computer Output Given Below Shows a Regression of Wing

question 40

Essay

The computer output given below shows a regression of Wing Length (mm) vs. Body Mass (g) for sphinx moths. ​
a) What is the estimated regression line?
b) What is the calculated value of s_b?
c) What is the calculated value of s_e?
d) In a few sentences, interpret s_e in the context of this problem.
e) Using the computer output above, perform the Model Utility Test at the .05 level of significance.
f) Construct a 95% confidence interval for β.

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