The table below shows the weights of seven subjects before and after following a particular diet for two months.
Do the data suggest that the diet is effective in reducing weight? Perform a Wilcoxon signed rank test at the 5% significance level.

Question

The table below shows the weights of seven subjects before and after following a particular diet for two months.  
Do the data suggest that the diet is effective in reducing weight? Perform a Wilcoxon signed rank test at the 5% significance level.

Quizplus · Accepted Answer

The Answer of The table below shows the weights of seven subjects before and after following a particular diet for two months.  
Do the data suggest that the diet is effective in reducing weight? Perform a Wilcoxon signed rank test at the 5% significance level.

The Table Below Shows the Weights of Seven Subjects Before