Choose the One Alternative That Best Completes the Statement or Answers

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
-Four different watering schedules are used on bean plants. The number of beans on each randomly selected plant is given below. Use the Kruskal-Wallis test to find the critical value $\chi ^ { 2 }$ to test the hypothesis that there is no difference in the distribution of the populations. Use $\alpha = 0.05$ .
$\begin{array}{cccc}\hline \text { Schedule 1 } & \text { Schedule2 } & \text { Schedule 3 } & \text { Schedule 4 } \\\hline 10 & 9 & 10 & 7 \\9 & 12 & 7 & 9 \\10 & 9 & 8 & 7 \\11 & 9 & 7 & 8 \\11 & 9 & 6 & 9 \\10 & 10 & 7 & 8 \\\hline\end{array}$

A) $7.815$
B) $7.352$
C) $6.531$
D) $5.198$