Twelve adult males were put on a liquid diet in a weight-reducing plan. Weights were recorded before and after the diet. The data are shown in Table XXXXXXXXXXUse the Wilcoxon signed rank test to...

Twelve adult males were put on a liquid diet in a weight-reducing plan. Weights were recorded before and after the diet. The data are shown in Table 14.10. Use the Wilcoxon signed rank test to ascertain whether the plan was successful. Do you think the use of this test is appropriate for this set of data? Comment.