A simple (and not so simple) PowerPoint introduction to the use of statistics in tests and measurement by John Willis. Includes his unbiased account of how and why different scores evolved.
Statistics: Test Scores 11.22.15
A simple (and not so simple) PowerPoint introduction to the use of statistics in tests and measurement by John Willis. Includes his unbiased account of how and why different scores evolved.
Statistics: Test Scores 11.22.15