Answer 3.17,3.18,3.19,3.20 and 3.29. Construct both xbar chart and R chart for each problem
Answer 3.17,3.18,3.19,3.20 and 3.29. Construct both xbar chart and R chart for each problem
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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Answer 3.17,3.18,3.19,3.20 and 3.29. Construct both xbar chart and R chart for each problem

Transcribed Image Text:140 CHAPTER) Soral Process Control
into a computer program that computes their points and ranking
by Tech students hired en a part-time basis. As this information is
determined, it is muiled to the contributors, who can check it for
accuracy. During the Ent several weeks of this process, the ath-
letic department received a number of phone calls and visits from
upset contributors who found errors in their points and ranking, so
the athletic department staff went back and determined how many
errons were made for each of the first 14 days of the process, shown
FEE
BE
MIK
16
15
u vo
Conero a echar with 30 limits for the number of enors, ando
dicate if this chan would be reliable to monitor the quality of the data
D
AUT. A machine at the Pacific Fruit Company fills bates with
risas. The labeled weight of the bates is 9 oz. The company
was to construct an A-chart to monitor the filling process and
make sure the box weights are in control. The quality control de-
partment for the company sampled five bazes every two bours for
three ccnsecutive working days. The sample observations are as
I
9.03
ALUS
OF ERRORS
9.05
BOX WEIGHTS (OZ)
APARA
19
9.21
8.5
Construct an It chans from these das with lo control limits, plot the
szemple range values, and comment on process control.
+
3.18. The City Square Grocery and Meat Market has a large neat
locker in which a cooltaal temperature of approximately 40 F
should be maintained. The aurket manager has decided to con-
struct in R-clan ko aonitor the temperature inside the locker. T
manager hød one of the market employees cake semple temperature
readings randonly live tue cach day for 20 days is uider so guther
data for the control chart. Following are the temperature simple
discriations
***ES
1
2
1
1
10
11
13
LT
UP
46.3
TEMIPERETTEF ( Fi
4LI 425 3.1
40.5
36.5
SAMPLES
40.6
414
DAL
a. Construct an R-chart buzd sa dhese data ucing že limits, and
5. Does it appear that the temperature is in control according to the
mima established by management?
314
3.19. The Oceanside Apparel Company manufactures expensive.
polo sole men's and women's short sleeve knit shirts at its plantin
Jamaics. The production process requires that material be cut into
lieve petterned squares by operators, which are then sewa together
at another stage of the process. If the squares are not of a correct
lengsh, the hinal thirt will be either too large or too small. In ce-
der to monitor the cutting process, management takes a sample of
Jour squares of cloth every other hour and measures the length. The
length of a cloth square should be 36 inches, and historically, the
company has found the length to vary acrois an acceptable average
393
a. Construct an R-chart for the cutting process using le limits
b. The company has taken 10 additional samples with the follow
PENSIDE
MEASUREMENTS (IN)

Transcribed Image Text:140 CHAPTER) Soral Process Control
into a computer program that computes their points and ranking
by Tech students hired en a part-time basis. As this information is
determined, it is muiled to the contributors, who can check it for
accuracy. During the Ent several weeks of this process, the ath-
letic department received a number of phone calls and visits from
upset contributors who found errors in their points and ranking, so
the athletic department staff went back and determined how many
errons were made for each of the first 14 days of the process, shown
FEE
BE
MIK
16
15
u vo
Conero a echar with 30 limits for the number of enors, ando
dicate if this chan would be reliable to monitor the quality of the data
D
AUT. A machine at the Pacific Fruit Company fills bates with
risas. The labeled weight of the bates is 9 oz. The company
was to construct an A-chart to monitor the filling process and
make sure the box weights are in control. The quality control de-
partment for the company sampled five bazes every two bours for
three ccnsecutive working days. The sample observations are as
I
9.03
ALUS
OF ERRORS
9.05
BOX WEIGHTS (OZ)
APARA
19
9.21
8.5
Construct an It chans from these das with lo control limits, plot the
szemple range values, and comment on process control.
+
3.18. The City Square Grocery and Meat Market has a large neat
locker in which a cooltaal temperature of approximately 40 F
should be maintained. The aurket manager has decided to con-
struct in R-clan ko aonitor the temperature inside the locker. T
manager hød one of the market employees cake semple temperature
readings randonly live tue cach day for 20 days is uider so guther
data for the control chart. Following are the temperature simple
discriations
***ES
1
2
1
1
10
11
13
LT
UP
46.3
TEMIPERETTEF ( Fi
4LI 425 3.1
40.5
36.5
SAMPLES
40.6
414
DAL
a. Construct an R-chart buzd sa dhese data ucing že limits, and
5. Does it appear that the temperature is in control according to the
mima established by management?
314
3.19. The Oceanside Apparel Company manufactures expensive.
polo sole men's and women's short sleeve knit shirts at its plantin
Jamaics. The production process requires that material be cut into
lieve petterned squares by operators, which are then sewa together
at another stage of the process. If the squares are not of a correct
lengsh, the hinal thirt will be either too large or too small. In ce-
der to monitor the cutting process, management takes a sample of
Jour squares of cloth every other hour and measures the length. The
length of a cloth square should be 36 inches, and historically, the
company has found the length to vary acrois an acceptable average
393
a. Construct an R-chart for the cutting process using le limits
b. The company has taken 10 additional samples with the follow
PENSIDE
MEASUREMENTS (IN)
Expert Solution

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Step 1: Define - Control chart:
VIEWStep 2: 3.17 and 3.20 - Calculate - Mean and range:
VIEWSolution
VIEWStep 3: 3.17 and 3.20 - Calculate - Control limits:
VIEWStep 4: 3.18 - Calculate - Mean and range:
VIEWStep 5: 3.18 - Calculate - Control limits:
VIEWStep 6: 3.19 - Calculate - Mean and range:
VIEWStep 7: 3.19 - Calculate - Control limits:
VIEWStep 8: 3.29 - Calculate - Mean and range:
VIEWStep 9: 3.29 - Calculate - Control limits:
VIEWStep 10: Examine - Table values:
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