HO: Product A weight is 10 oz. vs HA: product A weight is different than 10 oz. If HO is
rejected, the action will be to reduce product A variability
What kind of test is required?
Select one answer from the following:
a) A two-tailed test with lower and upper reject regions
b) A one-tailed test with upper reject region
a) A one-tailed test with lower reject region