Question
The manager of a local fast-food restaurant is interested in improving service provided to customers who use the restaurant's drive-up window. As a first step
The manager of a local fast-food restaurant is interested in improving service provided to customers who use the restaurant's drive-up window. As a first step in the process, the manager asks his assistant to record the time (in minutes) it takes to serve a large number of customers at the final window in the facility's drive-up system.
A simple random sample of 10 from this frame is presented below.Download and work on the "Customer Service.xlsx" spreadsheet.Answer the questions below. Round your answers totwodecimal places.
Customer | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
Service time | 1.02 | 1.18 | 0.95 | 0.90 | 0.85 | 1.10 | 0.75 | 0.60 | 1.25 | 1.00 |
(A) Compute the point estimate of the population mean from the sample above.
(B) Compute the the standard error of the sample mean.
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