Business

Business, 05.12.2019 19:31, santiagobermeo32

Research has indicated that the blankety-blank aptitude test yields a validity coefficient of about .50 when used to select applicants for algebra classes. your school used the blankety-blank as a selection device by eliminating half of the lowest scoring students. considering only those students who have been admitted into algebra classes, what validity coefficient would you expect for them?

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