Refer to Exercise 12.11. Fit the following regression model to the data, where y is the systolic
Question:
y = 0 + β1A + β2W + β3A2 + b4W2 + É
a. What are your conclusions about the overall fit of the quadratic model?
b. Conduct a test of the hypothesis that the second- order terms are needed in the model.
c. Does a second- or first- order model appear to be the more appropriate model? Justify your answer.
In exercise
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
An Introduction To Statistical Methods And Data Analysis
ISBN: 9781305465527
7th Edition
Authors: R. Lyman Ott, Micheal T. Longnecker
Question Posted: