If we are testing for the difference between the means of two independent populations with equal variances,samples of n₁ = 15 and n₂ = 15 are taken,then the number of degrees of freedom is equal to A)13 B)14 C)28 D)29

Question

Quizplus · Accepted Answer

When testing for the difference between the means of two independent populations with equal variances and samples of size n1 and n2, the number of degrees of freedom is given by df = n1 + n2 - 2. Plugging in the given values, we get df = 15 + 15 - 2 = 28. Therefore, the correct answer is choice C.

If We Are Testing for the Difference Between the Means