Define validity-reliability-accuracy and precision

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Reference no: EM134005446

Questions:

1. Locate a research report in which the validity and reliability of the DAST-28 by Harvey Skinner was established.

2. Define validity, reliability, accuracy, and precision. Discuss how these terms were used in the report regarding the DAST-28.

3. Explain how the researchers tested this type of validity or reliability. If you simply can't determine the answer from the article, explain how they probably tested it.

4. Give an opinion whether the DAST-28 instrument indeed has "good validity and reliability."

Reference no: EM134005446

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