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The Length of Time That Customers Spent Eating Dinner Was 516855514070415785596047\begin{array}{c|c|c|c|c|c}51 & 68 & 55 & 51 & 40 & 70 \\\hline 41 & 57 & 85 & 59 & 60 & 47\end{array}

question 87

Multiple Choice

The length of time that customers spent eating dinner was compared with and without music playing. The times, in minutes, were as follows
Without Music
516855514070415785596047\begin{array}{c|c|c|c|c|c}51 & 68 & 55 & 51 & 40 & 70 \\\hline 41 & 57 & 85 & 59 & 60 & 47\end{array}

With Music
738060734481877594408963927866\begin{array}{l|l|l|l|l|l|l|l}73 & 80 & 60 & 73 & 44 & 81 & 87 & 75 \\\hline 94 & 40 & 89 & 63 & 92 & 78 & 66 &\end{array}

a) Compute the PP -value.
b) Can you conclude that the median times eating dinner differ with and without music? I =0.01= 0.01 level of significance.


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