A Convenience Store Owner Believes That the Median Number of Lottery

question 66

Multiple Choice

A convenience store owner believes that the median number of lottery tickets sold per day is 49. A random sample of 20 days yields the data below. Find the critical value to test the ownerʹs claim.
$$\alpha = 0.05 .$$ $$\begin{array} { l l l l l l l l l l } 32 & 48 & 59 & 64 & 31 & 55 & 70 & 27 & 33 & 38 \\47 & 54 & 54 & 44 & 44 & 49 & 49 & 59 & 54 & 38\end{array}$$

• A)4
• B)2
• C)3
• D)5

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