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The Field Guide to the 6Ds: How to Use the Six Disciplines to Transform Learning into Business Results by Calhoun Wick, Roy V. H. Pollock, Andy Jefferson

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How to Improve the Predictive Value of Assessments

Introduction

Predictive value is a concept applied to diagnostic tests in medicine. The predictive value of a test is its accuracy. In other words, when the test is positive, what percent of patients actually have the disease? When the test is negative, what percent are truly disease-free?

Many training programs test participants to certify that they have mastered the material. Yet a common complaint among managers is: “How come they can pass the test, but cannot do the job?” That suggests that typical certification tests have a low positive predictive value: passing the test is not a ...

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