You are testing H 0 : = 10 against H a : 10 based

You are testing H₀: μ = 10 against H_a: μ ≠ 10 based on an SRS of 15 observations from a Normal population. What values of the t statistic are statistically significant at the α = 0.005 level?

a. t  >3.326

b. t > 3.286

c. t > 2.977

d. t < −3.326 or t > 3.326

e. t < −3.286 or t > 3.286

Select the best answer.