The critical value for a two-tailed test of H0: β1 = 0 at α = .05 in a simple regression with 22 observations is
A)±1.725
B)±2.086
C)±2.528
D)±1.960

Name: The critical value for a two-tailed test of H0: β1 = 0 at α = .05 in a simple regression with 22 observations is A)±1.725 B)±2.086 C)±2.528 D)±1.960
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Quizplus · Accepted Answer

For a two-tailed test with 22 observations, the degrees of freedom for the t-distribution is 20 (n-2). The critical value for α = 0.05 with 20 degrees of freedom is approximately ±2.086.

The Critical Value for a Two-Tailed Test of H0: β1