Solution Found!
Write an interaction model relating the mean value of
Chapter 12, Problem 34E(choose chapter or problem)
Write an interaction model relating the mean value of y, E(y) to
a. two quantitative independent variables
b. three quantitative independent variables [Hint: Include all possible two-way cross-product terms.]
Questions & Answers
QUESTION:
Write an interaction model relating the mean value of y, E(y) to
a. two quantitative independent variables
b. three quantitative independent variables [Hint: Include all possible two-way cross-product terms.]
ANSWER:Step 1 of 2
a) An interaction model relating E(y) to two quantitative independent variables is
where represents the change in E(y) for every 1-unit increase in ,
holding ?xed represents the change in E (y) for every l-unit
increase in , holding fixed.