![]() ![]() To be called valid, a test has to be able to measure what it is intended to measure. Validity – This is perhaps the most essential quality of a psychometric test.For example, if you're feeling stressed when you take the test, the test results shouldn't be too different from times when you were excited or relaxed. Reliability – The test should produce consistent results, and not be significantly influenced by outside factors. ![]() For eg your sample cannot be all women when the test is actually intended for both men and women. This group of people, also called a ‘sample’ must closely resemble the larger group of people that the test is supposed to be meant for. Standardization – Before it is released for public use a test is standardized against a small group of people.To ensure this, the test must meet these three key criteria: A good psychometric test provides fair and accurate results each time it's given.
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