Sample Size, n Mean Factor, A2 Upper Range, D4 Lower Range, D3 2 1.880 3.268 0 3 1.023 2.574 0 4 0.729 2.282 0 5 0.577 2.115 0 6 0.483 2.004 0 7 0.419 1.924 0.076 8 0.373 1.864 0.136 9 0.337 1.816 0.184 10 0.308 1.777 0.223 12 0.266 1.716 0.284 Thirty-five samples of size 7 each were taken from a fertilizer-bag-filling machine at Panos Kouvelis Lifelong Lawn Ltd. The results were: Overall mean = 60.75 lb.; Average range R = 1.64 lb. a) For the given sample size, the control limits for 3-sigma x chart are: Upper Control Limit (UCLx) = 61.43761.437 lb. (round your response to three decimal places). Lower Control Limit (LCLx) =? lb. (round your response to three decimal places).
Sample Size, n Mean Factor, A2 Upper Range, D4 Lower Range, D3 2 1.880 3.268 0 3 1.023 2.574 0 4 0.729 2.282 0 5 0.577 2.115 0 6 0.483 2.004 0 7 0.419 1.924 0.076 8 0.373 1.864 0.136 9 0.337 1.816 0.184 10 0.308 1.777 0.223 12 0.266 1.716 0.284 Thirty-five samples of size 7 each were taken from a fertilizer-bag-filling machine at Panos Kouvelis Lifelong Lawn Ltd. The results were: Overall mean = 60.75 lb.; Average range R = 1.64 lb. a) For the given sample size, the control limits for 3-sigma x chart are: Upper Control Limit (UCLx) = 61.43761.437 lb. (round your response to three decimal places). Lower Control Limit (LCLx) =? lb. (round your response to three decimal places).
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...
Related questions
Question
|
Sample
Size, n
|
Mean Factor,
A2
|
Upper Range,
D4
|
Lower Range,
D3
|
|
2
|
1.880
|
3.268
|
0
|
|
3
|
1.023
|
2.574
|
0
|
|
4
|
0.729
|
2.282
|
0
|
|
5
|
0.577
|
2.115
|
0
|
|
6
|
0.483
|
2.004
|
0
|
|
7
|
0.419
|
1.924
|
0.076
|
|
8
|
0.373
|
1.864
|
0.136
|
|
9
|
0.337
|
1.816
|
0.184
|
|
10
|
0.308
|
1.777
|
0.223
|
|
12
|
0.266
|
1.716
|
0.284
|
Thirty-five samples of size
7
each were taken from a fertilizer-bag-filling machine at Panos Kouvelis Lifelong Lawn Ltd. The results were: Overall mean =
60.75
lb.; Average range
R
=
1.64
lb.a) For the given sample size,
the
control limits for 3-sigma
x
chart are:Upper Control Limit
(UCLx)
=
61.43761.437
lb. (round your response to three decimal places).Lower Control Limit
lb. (round your response to three decimal places).
(LCLx)
=?lb. (round your response to three decimal places).
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