A Variable Has a Standard Deviation of 4

question 5

Short Answer

A variable has a standard deviation of 4. What is the value of its variance?
variance: __________

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Definitions:

Validity

Validity refers to the extent to which a concept, conclusion, or measurement is well-founded and likely corresponds accurately to the real world.

Content Validity

The extent to which a test or measure covers the content it's supposed to cover.

Error Score

The part of a test score that is random and contributes to the unreliability of a test.

Observed

Pertains to the actual data or outcomes collected and recorded in a study or experiment.