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Four Methods of Establishing Reliability

What are the four methods of establishing reliability? How are these methods similar? How are they different?

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The first one is: Inter-Rater Reliability

- How this one works is that you administer your questionnaire to two separate people who work independently. You can then check the percentage or correlation of agreement between the two raters.

Test-retest reliability

- In this case, we administer a test to a person. Then after a short period of time, you administer the same test to the same person. You then look at how similar the person's answers are and calculate a correlation of the scores.

Parallel-Forms Reliability

- In this case, you would have a lot of questions in your questionnaire. All of the ...

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This solution discusses the methods of establishing reliability and their similarities and differences. The text contains 403 words and a web site. Examples are given.