GRE (Graduate Record Examinations) Psychology Measurement and Methodology-Research Designs Study Material (Page 3 of 16)

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Characteristics of Measuring a Test: Reliability

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Characteristics of Measuring a Test

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3 Key Elements to Create Standardized Tests

Certain test attributes must be present without which the measuring instruments are poor. Reliability, validity, and usability are the major attributes of good test. For the below discussions, an exam is a measurement instrument a

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Characteristics of Measuring a Test: Validity

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Validity

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Creating Bonafide Research 2 External and Internal Validity

Strength of inferences, conclusions, or propositions is known as validity. According to Cook and Campbell (1979), validity is best available approximation to the truth or falsity of a given inference, proposition or conclusion. It means how well a test or exam measures what it was supposed to measure and determines that test observations are not influenced heavily by situations in whic

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