Why is interitem reliability not a concern when using formative measures?
A)The individual items do not measure the same construct.
B)They are observational measures, so no items are being used.
C)All formative measures are perfectly reliable.
D)When using formative measures, total variance equals true score variance.

Question

Quizplus · Accepted Answer

Interitem reliability is not a concern with formative measures because the individual items in formative measures are not necessarily expected to measure the same construct. Instead, they may represent different facets or components that together form the construct being assessed.

Why Is Interitem Reliability Not a Concern When Using Formative