What does ΣD represent in the formula that computes a t value?
A)sum of the differences between groups of scores
B)sum of the means for Group 1
C)sum of the means for Group 2
D)sum of the squared differences

Question

Quizplus · Accepted Answer

ΣD represents the sum of the differences between groups of scores in the formula that computes a t value. This is used to calculate the overall difference between two sets of scores, which is essential for determining the t statistic.

What Does ΣD Represent in the Formula That Computes a T