Soda cans of a certain kind are labeled as containing 12 ounces. a quality control inspector believes that the mean weight may be more than this, so she performs a hypothesis test of h0: mean = 12 versus h1: mean > 12. she rejects the null hypothesis. which of the following is an appropriate conclusion? a. there is not enough evidence to conclude that the mean weight of the soda in the cans is greater than 12. b. we conclude that the mean weight of soda in the cans is greater than 12.