Based on a job analysis, Bjorn believes cognitive ability will be related to managerial performance. Bjorn measures the cognitive ability of 100 existing managers and also asks their supervisors to rate their performance. Bjorn has done a study.

A.concurrent validation

Explanation:

Concurrent Validation test is used in Sociology, Psychology, and other Psychometric or Behavioral sciences and is carried out to source for evidence that can be used to defend the use of a test for predicting outcomes.

Concurrent validity is acheived when a test correlates well with a measure that has previously been validated.

In this scenario Bjorn believes that Cognitive Ability can impart Managerial experience and so sets out to prove it in this test making it a Concurrent Validation study.

answer may be d i think

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