Can an unreliable test be valid?

Related BrainMass Solutions

• Research terms defined and discussed

  An intelligence test, like the Sanford-Binet, is an example of a valid test - it gives valid results with either a high score (a genius) and low scores (cognitively challenged). The results can be trusted.

• Test Item Reliability: Scenario

  Unreliable Item An unreliable item is one that is not consistent across a host of test forms.

• The alternatives to a Chi squared test.

  Is there a more appropriate stat test which would be more accurate in working out the significance of the results? When the sample size is not large, results may not be valid.

• Reliability and Validity of an Assessment Instrument

  Why an assessment instruments that is not reliable can never be deemed valid is determined.

• Test Validity and Reliability

  It allows you to show that your test is valid by comparing it with an already valid test.

• Reliable vs. Valid?

  130124 How can a research project be reliable but not valid? How can a research project be reliable but not valid? 1. How can a research project be reliable but not valid? This question can be answered by definition and example.

• Compare and Contrast Assessment Testing

  It is important when creating an assessment to be consistent in the content of the topic being tested on. Another thing that can be done to ensure reliability is to use an alternate form of the test by varying the questions or items slightly.

• Seven different types of audit evidence

  Reperformance is nice because you can verify that the original performance was correct. However, there are only a few tasks that can be "reperformed," mostly computations like depreciation expense or bad debt allowance.

• Levels of Measurement and Concepts of Validity

  The validity of a test is that it measures what it is designed to measure. A test can be reliable, but not valid. However, it cannot be valid, but unreliable. For instance, for a test to be valid, it must be consistent [reliable] (Huitt, 1999).