You are testing Ho 0 against Ha 0 based on an SRS of 12 obse

You are testing Ho: =0 against Ha: 0 based on an SRS of 12 observations from a normal population. What values of the t statistic are statistically significant at the a = 0.005 level?

a) t > 3.497 b) t < -3.497 or t > 3.497 c) t < -3.428 or t > 3.428

Solution

Correct Option (b) t < -3.497 or t > 3.497

The acceptance region is in red color with in the limits -3.497 and 3.497 and the remaining region is critical or rejected region as follows