What are the assumptions for item-total analysis?
I.All items should be measured on an interval or ratio scale.
II.Each item should be normally distributed.
III.The analysis is conducted using Pearson r but can be conducted with Spearman rho if the data are ordinal in nature.
A)I only
B)II only
C)III only
D)I & II only
E)I, II, & III

Question

Quizplus · Accepted Answer

Item-total analysis assumptions include that items should be measured on an interval or ratio scale, each item should be normally distributed, and the analysis is typically conducted using Pearson r but can use Spearman rho for ordinal data.

What Are the Assumptions for Item-Total Analysis