Assessing content validity is more systematic and relies on expert evaluation. ![]() On the other hand, content validity evaluates how well a test represents all the aspects of a topic. When a test has strong face validity, anyone would agree that the test’s questions appear to measure what they are intended to measure.įor example, looking at a 4th grade math test consisting of problems in which students have to add and multiply, most people would agree that it has strong face validity (i.e., it looks like a math test). The difference is that face validity is subjective, and assesses content at surface level. ![]() Face validity and content validity are similar in that they both evaluate how suitable the content of a test is.
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