General Studies · Psychological Testing and Statistics
In reliability analysis of psychological tests, the Spearman-Brown formula is used to:
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- 1Reduce heterogeneity of variance among items
- 2Reduce the time limit required for test administration
- 3Correct for the effect of shortened or changed test length in split-half reliability✓
- 4Correct for inadequate content sampling of the test
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Correct for the effect of shortened or changed test length in split-half reliability
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