The use of periodic functions to measure the difficulty of aptitude test items:
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Bibliographic Details
Main Authors: Levine, Michael V. (Author), Saxe, David H. (Author)
Format: Book
Language:Undetermined
Published: Princeton, N.J. [s.n.] 1976
Series:Research Bulletin. Educational Testing Service 1976,17
Physical Description:4

There is no print copy available.

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