A researcher reports the following result for a two-tailed test at a .05 level of significance,t(20)= 2.010,and correctly decides to reject the null hypothesis.

Question

Quizplus · Accepted Answer

The critical t-value for a two-tailed test with 20 degrees of freedom at a .05 significance level is approximately ±2.086. Since 2.010 is less than 2.086, the null hypothesis should not be rejected.

A Researcher Reports the Following Result for a Two-Tailed Test