A convenience store owner believes that the median number of lottery tickets sold per day is 73. A random sample of 20 days yields the data below. Find the test statistic x to test the ownerʹs claim. $$\begin{array} { l l l l l l l l l l }
56 & 72 & 83 & 88 & 55 & 79 & 94 & 51 & 57 & 62 \
71 & 78 & 78 & 68 & 68 & 73 & 73 & 83 & 78 & 62
\end{array}$$
A)8
B)10
C)2
D)18

Question

A convenience store owner believes that the median number of lottery tickets sold per day is 73. A random sample of 20 days yields the data below. Find the test statistic x to test the ownerʹs claim. $$\begin{array} { l l l l l l l l l l } 
56 & 72 & 83 & 88 & 55 & 79 & 94 & 51 & 57 & 62 \
71 & 78 & 78 & 68 & 68 & 73 & 73 & 83 & 78 & 62
\end{array}$$
A)8
B)10
C)2
D)18

Quizplus · Accepted Answer

The median of the sample is 73, which is equal to the owner's claim. Therefore, the test statistic x is 0.

A Convenience Store Owner Believes That the Median Number of Lottery