A researcher collects data from a group of 25 people at Time 1 and Time 2. Assuming α = .05 (two-tailed), the critical value is ______.
A) 2.064
B) 2.069
C) 2.492
D) 2.797

Question

Quizplus · Accepted Answer

The critical value for a two-tailed test with α = .05 and degrees of freedom (df) close to 25 (since df = n - 1 for a paired sample, here df = 24) is approximately 2.064 according to the t-distribution table.

A Researcher Collects Data from a Group of 25 People