Four Employees Who Work as Drive-Through Attendants at a Local

question 92

Multiple Choice

Four employees who work as drive-through attendants at a local fast-food restaurant are being evaluated.As part of a quality improvement initiative and employee evaluation,these workers were observed over three days.One of the statistics collected was the proportion of time the employee forgot to include a napkin in the bag.Related information is given in the table. $\begin{array}{lcc}&\text { o of Dinners }&\text { o of Dinners Packed }\\\text { Worker } & \text { Packed } & \text { with No Napkin } \\\text { Joe } & 25 \% & 6 \% \\\text { Jan } & 20 \% & 2 \% \\\text { Cheryl } & 20 \% & 10 \% \\\text { Clay } & 35 \% & 4 \%\end{array}$
You just purchased a dinner and found that there is no napkin in your bag.What is the probability that Cheryl prepared your order?

• A)0.378
• B)0.091
• C)0.083
• D)0.500
• E)0.020

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