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

MARKETING 2018
19th Edition
ISBN:9780357033753
Author:Pride
Publisher:Pride
Chapter1: An Overview Of Strategic Marketing
Section1.2: Dollar Shave Club: The Company For Men
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standard time and work sampling

1.) How many stations should be open to minimize the cost? 

2.) If the manager wants and error of not more than 6% at a 98% confidence level, how many observations must be made? 

3.) 

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
5
6
7
8
9
10
Cashier Idle
3
0
1
4
2
0
2
2
0
3
Observation
11
12
13
14
15
16
17
18
19
20
Cashier Idle
3
1
2
0
3
2
4
4
3
Transcribed Image Text: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 5 6 7 8 9 10 Cashier Idle 3 0 1 4 2 0 2 2 0 3 Observation 11 12 13 14 15 16 17 18 19 20 Cashier Idle 3 1 2 0 3 2 4 4 3
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