A researcher tests if the loyalty (measured on a 5-point Likert scale)of people with a loyalty card significantly differs from the loyalty of people without a loyalty card.The most appropriate technique to test this is:
A)An independent samples t-test.
B)ANOVA.
C)A paired-samples t-test.
D)A Chi-square test.

Question

Quizplus · Accepted Answer

An independent samples t-test is appropriate when comparing the means of two independent groups. In this case, the loyalty of people with a loyalty card is being compared to the loyalty of people without a loyalty card, which are two independent groups. ANOVA is appropriate when comparing the means of three or more groups, and a paired-samples t-test is appropriate when comparing the means of two dependent groups. A Chi-square test is appropriate when comparing frequencies or proportions between categorical variables.

A Researcher Tests If the Loyalty (Measured on a 5-Point