This fact-filled, authoritative introduction to psychological and educational testing equips new practitioners with an overview of how to interpret and use test scores effectively. With more coverage on the ethical considerations in test usage, this edition of this common-sense approach to using test data offers plain language analysis of the theory and implications of tests. It stresses the importance of the need for people, and not just computers, to be involved in the interpretation of test results. New practitioners and educators who need an easy-to-use guide to interpreting test scores and data.

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