According to the CDC the average weight of men in 1990 was 181 pounds Consider a claim that the average weight of men increased by 2014 https abcnews go com Health average weight american men 15 pounds 20 years story id 41100782 Use HO mean 181 HA mean 181 If you reject the null hypothesis then your conclusion would be these hypotheses There is sufficient evidence to warrant rejection of the null hypothesis and to support the claim t the average weight of men increased There is not sufficient evidence to warrant rejection of the null hypothesis that the average weigh