Refer to the fishery data in Example 12.17. The researcher wanted to determine if the modeling of
Question:
a. Fit a first- order model relating catch to residency, size, and structure with separate intercepts and slopes for those lakes with access and those without access (access is used as an indicator variable).
b. Display the fitted regression lines for lakes both with and without access.
c. Test at the α = .05 level whether there is a significant difference between the partial slopes for residency, size, and structure for the lakes with and without access.
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Related Book For
An Introduction To Statistical Methods And Data Analysis
ISBN: 9781305465527
7th Edition
Authors: R. Lyman Ott, Micheal T. Longnecker
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