A study was conducted to determine if taking a popularly advertised herbal supplement will result in weight loss in obese males. A random sample of clinically obese males was obtained. Each subject was weighed before taking the supplement and again after 60 days using the supplement. Subjects were told not to alter their diet in any way during the study period. The following table shows the observed results for the 6 subjects: Subject Before (B) After (A) Difference (B-A) 1 164 166 -2 2 172 154 18 3 186 176 10 4 166 170 -4 5 174 160 14 6 178 168 10 mean 173.3333 165.6667 7.666667 standard deviation 8.066391 7.737355 8.801515 sample size 6 6 6 Construct an appropriate test to determine if the herbal supplement is effective in achieving weight loss in obese males Test at 5% level of significance. (Show your work for full credits, make sure to state your hypotheses, test statistic, p value, and conclusion.)