A local supermarket wants to determine how many cashier stations should be open to accommodate customers. A sampling study was conducted over a 3-day period wherein 20 observations were made. There are a total of 10 cashier stations. How many stations should be open to minimize the cost? If the manager wants and error of not more than 6% at a 98% confidence level, how many observations must be made? Observation 1 2 3 4 in 5 6 7 00 9 10 Cashier Idle 3 4 2 O 2 2 0 3 Observation 11 12 13 14 15 16 17 18 19 20 Cashier Idle 3 1 2 O 3 2 4 4 3 1

A local supermarket wants to determine how many cashier stations should be open to accommodate customers. A sampling study was conducted over a 3-day period wherein 20 observations were made. There are a total of 10 cashier stations. How many stations should be open to minimize the cost? If the manager wants and error of not more than 6% at a 98% confidence level, how many observations must be made? Observation 1 2 3 4 in 5 6 7 00 9 10 Cashier Idle 3 4 2 O 2 2 0 3 Observation 11 12 13 14 15 16 17 18 19 20 Cashier Idle 3 1 2 O 3 2 4 4 3 1

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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