If the t-stat for a hypothesis test (with a two-sided alternative) comes back as 2.6, what would be the appropriate conclusion to draw regarding the null hypothesis under a 95% confidence level?
A) Fail to reject the null hypothesis.
B) Reject the null hypothesis.
C) Reject the null hypothesis 5 percent of the time.
D) Not enough information.

Question

Quizplus · Accepted Answer

The appropriate conclusion is to reject the null hypothesis because the t-statistic (2.6) is greater than the critical value at a 95% confidence level (which would be approximately 1.96 for a two-sided test). This means that the probability of obtaining a t-statistic as extreme as 2.6 or greater under the null hypothesis is less than 5%, leading us to reject the null hypothesis.

If the T-Stat for a Hypothesis Test (With a Two-Sided