Author Question: The Spearman-Brown formula is for which purpose? a. To make adjustments due to concerns that ... (Read 152 times)

LCritchfi · **on:** Jul 30, 2018

The Spearman-Brown formula is for which purpose?

a. To make adjustments due to concerns that examinees might look up answers between taking the same test twice
b. To make adjustments to reliability estimate due to concerns of shortness of the test (limited test items)
c. To adjust correlations during factor analysis to assure accurate representation of all items
d. To calculate the coefficient of determination (shared variance) when making adjustments to reliability estimates

Question 2

A determination is made as to how scores on individual items relate to each other or to the test as a whole. This statement refers to which kind of reliability?

a. Test-retest
b. Alternate forms
c. Parallel forms
d. Internal consistency
e. None of these