What is the standard error of the difference scores for a paired-samples t test for the following difference scores: 2, 6.5, 3, 7.8, 10, 4.2?
A) 46.69
B) 3.06
C) 1.25
D) 0.03

Question

Quizplus · Accepted Answer

The standard error of the difference scores is calculated by taking the standard deviation of the difference scores and dividing it by the square root of the number of scores. The standard deviation of the given scores is approximately 3.06, and dividing by the square root of 6 (the number of scores) gives approximately 1.25.

What Is the Standard Error of the Difference Scores for a Paired-Samples