Which of the following is true about indexes but false about scales?
A) Multiple items are combined to determine scores
B) Items are given equal weight when summing or averaging
C) Items can be written in a matrix format
D) They are designs to measure concepts
E) Previous developed items promote comparability between studies

Question

Quizplus · Accepted Answer

Indexes often assign equal weight to items when summing or averaging to determine scores, whereas scales may assign different weights to items based on their importance or relevance to the underlying concept being measured.

Which of the Following Is True About Indexes but False