Adjusted group means for a sample of John Lewis customers represent.
A) The means across all customer groups when the covariate has been accounted for
B) The means across the covariate
C) The means across each customer group that are significantly different from each other
D) All the means added together

Question

Quizplus · Accepted Answer

Adjusted group means refer to the means across all customer groups when the covariate has been accounted for, meaning that any effect of the covariate has been statistically controlled for in the calculation of the means.

Adjusted Group Means for a Sample of John Lewis Customers