The estimated standard error for difference scores is the denominator of the test statistic for a related-samples t test.

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Quizplus · Accepted Answer

This statement is true. The estimated standard error for difference scores is calculated as the standard deviation of the differences divided by the square root of the sample size. This standard error is then used as the denominator in the formula for the t-test statistic for related (paired) samples.

The Estimated Standard Error for Difference Scores Is the Denominator