๐”– Bobbio Scriptorium
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The effect of difficulty and chance success on item-test correlation and on test reliability

โœ Scribed by Lynnette B. Plumlee

Book ID
112724968
Publisher
Springer
Year
1952
Tongue
English
Weight
928 KB
Volume
17
Category
Article
ISSN
0033-3123

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๐Ÿ“œ SIMILAR VOLUMES

The relation of item difficulty and inte
The relation of item difficulty and inter-item correlation to test variance and reliability
โœ Harold Gulliksen ๐Ÿ“‚ Article ๐Ÿ“… 1945 ๐Ÿ› Springer ๐ŸŒ English โš– 676 KB

Under assumptions that will hold for the usual test situation, it is Laroved that test reliability and variance increase (a) as the average inter-Rein correlation increases, and (b) as the variance of the item difficulty distribution decreases. As the average item variance increases, the test varian