This post discusses how to perform a basic reliability analysis of a multiple choice test.
Showing posts with label reliability. Show all posts
Showing posts with label reliability. Show all posts
Monday, October 5, 2009
Tuesday, September 29, 2009
Adjusting Correlations for Reliability | Attenuation Formula
This post discusses ways of adjusting correlations for reliability.
Difference Scores | Are They Okay to Use?
A difference score is a variable that has been formed by subtracting one variable from another.
i.e., DIFFSCORE = VAR1 - VAR2.
Some researchers have heard that difference scores are 'bad'. This post discusses some of the issues, provides some additional references, and discusses calculating reliability of difference scores.
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