Principles Of Operations Management
11th Edition
ISBN: 9780135173930
Author: RENDER, Barry, HEIZER, Jay, Munson, Chuck
Publisher: Pearson,
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Question
Chapter 10, Problem 27P
Summary Introduction
To determine: The number of observations required.
Introduction: Thesample size is required to determine the number of observations that are necessary to find the true cycle time.
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Question 1
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Daily high temperatures in St. Louis for the last week were as follows: 92, 92, 94, 94, 95, 88, 95 (yesterday).
a) The high temperature for today using a 3-day moving average =
degrees (round your response to one decimal place).
b) The high temperature for today using a 2-day moving average =
degrees (round your response to one decimal place).
c) The mean absolute deviation based on a 2-day moving average = degrees (round your response to one decimal place).
%3D
d) The mean squared error for the 2-day moving average =
degrees (round your response to one decimal place).
e) The mean absolute percent error (MAPE) for the 2-day moving average = % (round your response to one decimal place).
subject: quality control
What evidence is there that Six Sigma has been implemented in how many organizations in the world?
Question 3
A coffee producer wishes to produce new 50-gram pack for people who like
to bring their own coffee when they travel. The producer asked your help to
monitor the quality of the process by setting up the appropriate control charts.
Based on the data shown in the table, is the process in control?
Sample
2
3
4
5
6
7
8
9
2
3
4
Values for A2, D3 and D4
Sample Size n
10
1
54.5
50.6
51.1
52.7
51.7
5
6
7
8
9
10
11
51.1
54.0
53.2
51.9
A2 D3
1.88
0
1.02
0
0.73 0
0.58 0
0.48
0
0.42 0.08
0.37 0.14
0.34 0.18
0.31 0.22
0.29
0.26
12
0.27 0.28
Show all your workings clearly.
2
54.3
53.5
54.3
52.1
51.2
Observation
51.5
52.3
50.4
50.2
D4
3.27
2.57
2.28
2.11
2.00
1.92
1.86
1.82
1.78
1.74
1.72
3
53.8
53.2
50.4
51.3
54.7
54.7
54.7
53.4
50.2
4
50.4
54.9
50.7
51.0
54.3
50.4
51.4
51.4
52.9
Chapter 10 Solutions
Principles Of Operations Management
Ch. 10 - Prob. 1EDCh. 10 - Prob. 1DQCh. 10 - Prob. 2DQCh. 10 - Prob. 3DQCh. 10 - Prob. 4DQCh. 10 - Prob. 5DQCh. 10 - Prob. 6DQCh. 10 - Prob. 7DQCh. 10 - Prob. 8DQCh. 10 - Prob. 9DQ
Ch. 10 - Prob. 10DQCh. 10 - Prob. 11DQCh. 10 - Prob. 12DQCh. 10 - Prob. 13DQCh. 10 - Prob. 14DQCh. 10 - Prob. 1PCh. 10 - Prob. 2PCh. 10 - Prob. 3PCh. 10 - Prob. 4PCh. 10 - Prob. 5PCh. 10 - Prob. 6PCh. 10 - Prob. 7PCh. 10 - Prob. 8PCh. 10 - Prob. 9PCh. 10 - Prob. 10PCh. 10 - Prob. 11PCh. 10 - Prob. 12PCh. 10 - Prob. 13PCh. 10 - Prob. 14PCh. 10 - Prob. 15PCh. 10 - Prob. 16PCh. 10 - Prob. 17PCh. 10 - Prob. 18PCh. 10 - Prob. 19PCh. 10 - Prob. 20PCh. 10 - Prob. 21PCh. 10 - Prob. 22PCh. 10 - Virginia College promotes a wide variety of...Ch. 10 - Prob. 24PCh. 10 - Prob. 25PCh. 10 - Prob. 26PCh. 10 - Prob. 27PCh. 10 - Prob. 28PCh. 10 - Prob. 29PCh. 10 - Prob. 30PCh. 10 - Prob. 31PCh. 10 - Prob. 32PCh. 10 - Prob. 33PCh. 10 - Prob. 34PCh. 10 - Prob. 35PCh. 10 - Prob. 36PCh. 10 - Prob. 37PCh. 10 - Prob. 39PCh. 10 - Prob. 40PCh. 10 - Prob. 41PCh. 10 - Prob. 42PCh. 10 - Prob. 44PCh. 10 - Prob. 1CSCh. 10 - Prob. 2CSCh. 10 - Prob. 3CSCh. 10 - Prob. 4CSCh. 10 - Prob. 1.1VCCh. 10 - Prob. 1.2VCCh. 10 - Prob. 1.3VCCh. 10 - Prob. 2.1VCCh. 10 - Prob. 2.2VCCh. 10 - Prob. 2.3VCCh. 10 - Prob. 2.4VC
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