OPERATIONS MANAGEMENT W/ MYLAB <C>
19th Edition
ISBN: 9781323900154
Author: HEIZER
Publisher: PEARSON C
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Chapter 10, Problem 36P
Summary Introduction
To determine: The total normal time for sharpening one pencil.
Introduction: Timestudy is the basis that helps set the standard time; it would time a sample of the performance of the worker
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An analyst has observed a job
long enough to
familiar with it and has
Element cyclel cycle2 | cycle3
cycle4 | cycle5 PR
become
1
1.51
1.63
1.48
1.55
1.72
100
2
2.46
2.34
2.33
2.36
2.30
90
divided it into four elements.
3
1.79
3.02
1.84
1.78
1.77
95
Element time for the first five
4
1.25
1.11
1.40
1.15
1.29
115
cycles with Perfomance
Rating (PR) are shown in the
table 3.
Table 3
(a) Compute an estimatednomal time for the job based onthe data available at this stage of
the study.
(b) On the basis of the data available, what size sample should be take to estimate the time
for all elements within 5 % of the true mean time with 95% confidence?
K
Claudine Soosay recorded the following times assembling a watch:
Observation No.
1234567co
8
Time (minutes)
0.12
0.10
0.11
0.11
0.15
0.10
0.10
0.10
Observation No.
9
10
11
12
13
14
15
16
Time (minutes)
0.11
0.08
0.11
0.10
0.10
0.11
0.14
0.08
Chapter 10 Solutions
OPERATIONS MANAGEMENT W/ MYLAB <C>
Ch. 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. 9DQCh. 10 - Prob. 10DQ
Ch. 10 - Prob. 11DQCh. 10 - Prob. 12DQCh. 10 - Prob. 13DQCh. 10 - Prob. 14DQCh. 10 - Prob. 1PCh. 10 - Prob. 2PCh. 10 - Draw an activity chart for a machine operator with...Ch. 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 - Prob. 23PCh. 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. 38PCh. 10 - Prob. 1CSCh. 10 - Prob. 2CSCh. 10 - Prob. 3CSCh. 10 - Prob. 4CSCh. 10 - Prob. 2.1VCCh. 10 - Prob. 2.2VCCh. 10 - Prob. 2.3VCCh. 10 - Prob. 2.4VCCh. 10 - Prob. 1.1VCCh. 10 - Prob. 1.2VCCh. 10 - Prob. 1.3VC
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Similar questions
- Not graded ,It's a "practice test" question.arrow_forwardFrank’s Fabricators has collected the following information to develop a standard time for producing their high-volume Navigator III, a universal remote control. All of the times are in minutes. Element (in Minutes) Observations 1 2 3 4 5 6 Cycle 1 1.15 3.07 0.94 1.31 1.49 1.82 Cycle 2 1.13 0.91 1.42 1.70 1.81 Cycle 3 1.17 3.23 0.85 1.26 1.58 1.82 Cycle 4 1.19 0.93 1.37 1.54 1.80 Cycle 5 1.09 3.16 0.93 1.40 1.65 1.83 Cycle 6 1.14 1.01 1.44 1.63 1.88 Rating Factor 1.15 1.20 1.10 1.20 1.15 1.30 Frequency 1.00 0.50 1.0 1.0 1.0 1.0 (a) Calculate the mean observed time for each element. (Round your answers to 3 decimal places, e.g.,5.123.) Element Mean Observed Time 1 1.145 2 1.577 3 0.928 4 1.367 5 1.598 6 1.827 eTextbook and Media Solution Attempts: 3 of 3 used (b) Calculate the normal time…arrow_forwardName and describe the different states that a process can exist in at any given time. (Max of 5 lines)arrow_forward
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