What is meant by the reliability of a measure

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1. Describe how a researcher establishes the predictive validity of a measure.

2. What is meant by the reliability of a measure?

.3. Describe the concept of error in a measurement. How is error related to reliability?

4. Describe how test-retest reliability is established.

5. Describe how split-half reliability is established.

Reference no: EM131283766

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