Referring to Table 13-2, to test that the regression coefficient, β₁, is not equal to 0, what would be the critical values? Use α = 0.05.
A) ±2.5706
B) ±2.7764
C) ±3.1634
D) ±3.4954

Question

Quizplus · Accepted Answer

The critical values for a two-tailed t-test with α = 0.05 depend on the degrees of freedom, which are not provided here. However, for a common scenario with a small sample size (e.g., df = 9), the critical value is approximately ±2.7764.

Referring to Table 13-2, to Test That the Regression Coefficient