The Length of Time That Customers Spent Eating Dinner Was $\begin{array}{c|c|c|c|c|c}55 & 67 & 59 & 55 & 43 & 76 \\\hline 45 & 60 & 93 & 61 & 63 & 51\end{array}$

question 5

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
$\begin{array}{c|c|c|c|c|c}55 & 67 & 59 & 55 & 43 & 76 \\\hline 45 & 60 & 93 & 61 & 63 & 51\end{array}$

With Music
$\begin{array}{l|l|l|l|l|l|l|l}79 & 87 & 63 & 79 & 48 & 89 & 97 & 80 \\\hline 107 & 43 & 100 & 73 & 104 & 84 & 70 &\end{array}$

a) Compute the P-value.
b) Can you conclude that the median times eating dinner differ with and without music? Use the $\alpha$ =0.01 level of significance.

• A)a. 0.0086.
• b. Yes, you can conclude that the median times are different.
• B)a. 0.0086
• b. No, you cannot conclude that the median times are different.
• C) a. 0.0124.
• b. Yes, you can conclude that the median times are different.
• D)a. 0.0124
• b. Yes, you can conclude that the median times are different.

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Definitions:

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