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Validation
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Validation . Tests and people. What is validity??????. Write down a definition for validity. Simpler is better. You have 1.68 minutes. Dr. Martinsen’s def.: Validity is how closely a test measures what it says it will measure. Dictionary def. of validity or valid. Kinds of validity.
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Validation
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Validation Tests and people
What is validity?????? • Write down a definition for validity. Simpler is better. You have 1.68 minutes. • Dr. Martinsen’s def.: • Validity is how closely a test measures what it says it will measure. • Dictionary def. of validity or valid
Kinds of validity • Construct • What in the world is a construct???? • A theoretical thing • An unobservable characteristic or trait that a person possesses. • Do you have a personality??? • Really, prove it. • How do you measure it?
Construct Validity • What are some examples • Attitude • Reading ability • Motivation • Let’s get specific • I want to know if my students are more motivated after taking my Spanish course than before. • What could I mean by that????