The question of 'How strongly are sales related to price when the effect of brand loyalty is controlled?' is best answered using _____.
A) regression analysis
B) partial correlation
C) ANOVA
D) product moment correlation
E) gamma

Question

Quizplus · Accepted Answer

Partial correlation is the best method for answering this question because it allows for the examination of the relationship between two variables (sales and price) while controlling for the effect of a third variable (brand loyalty).

The Question of 'How Strongly Are Sales Related to Price