A sample of size 80 is to be used to test the hypotheses H0
A sample of size 80 is to be used to test the hypotheses H0: mu=29 vs. Ha: mu>29where mu is the true average age of a man when he gets married. What is the appropriate rejection region associated with the following significance level 0.01.
Solution
THE APPROPRIATE REJECTION REGION YOU JUST NEED TO SEE THE SIGN OF THE Ha
as you can see is > so the rejection region will be in the right tail
