This problem refers to the pond ecology data of Chapter 5, Problem 20. a. Perform the overall
Question:
a. Perform the overall F test for the multiple regression of copepod count on zooplankton and phytoplankton counts.
b. Perform variables-added-in-order tests for both independent variables, with zoo-plankton count added first.
c. Perform variables-added-last tests for the regression in part (a).
d. Which variables appear to be necessary? Why?
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a H 0 1 2 0 vsH A 1 0 andor 2 0 in the modelY 0 1 X 1 2 X 2 E X 1 ZooplanktonX 2 Phytoplankton ...View the full answer
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Related Book For 
Applied Regression Analysis and Other Multivariable Methods
ISBN: 978-1285051086
5th edition
Authors: David G. Kleinbaum, Lawrence L. Kupper, Azhar Nizam, Eli S. Rosenberg
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