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# Six Second-Graders Tried Tossing a Ball into a Basket TenCompute $\mathrm { S }$

Question 18
Multiple Choice
Question 18
Multiple Choice

## Six second-graders tried tossing a ball into a basket ten times each. Their teacher then suggested a different way of tossing the ball, and the six students tried again. The number of successful tosses, before and after the teacher's suggestion, are shown below.$\begin{array}{c|cccccc}\text { Student } & \mathbf{A} & \mathbf{B} & \mathbf{C} & \mathbf{D} & \mathbf{E} & \mathbf{F} \\\hline \text { Before the suggestion (out of 10) } & 4 & 4 & 6 & 4 & 6 & 4 \\\text { After the suggestion (out of 10) } & 6 & 4 & 3 & 6 & 3 & 4\end{array}$Compute $\mathrm { S }$ , the test statistic for a signed-rank test.

A) $S = 7$
B) $S = 3$
C) $S = 2$
D) $S = 6$

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