The Grade Point Averages of Students Participating in Sports at a College

Essay

The grade point averages of students participating in sports at a college are to be compared. The data are listed below. Use the Kruskal-Wallis test to test the claim that there is no difference in the distribution of the populations. Use $\alpha = .05$ .
$\begin{array}{c|c|c}\text { Tennis } & \text { Golf } & \text { Swimming } \\\hline 3.0 & 1.6 & 2.5 \\2.4 & 1.9 & 2.8 \\2.3 & 3.1 & 2.6 \\3.3 & 1.7 & 2.3 \\2.9 & 2.1 & 2.3 \\19 & 1.8 & 2.2\end{array}$