Factors for computing control chart limits are provided in Table E1 below. Table E1: Factors for Computing Control Limits (3 sigma) Sample Size, n Mean Factor, A2 Upper Range, D4 Lower Range, D3 2 1.880 3.268 0 ♡ 1.023 2.574 st 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 a 0.337 1.816 0.184 10 10 0.308 1.777 0.223 Is the process in statistical control? No. Yes. Cannot tell; more information is needed.

Understanding Business
12th Edition
ISBN:9781259929434
Author:William Nickels
Publisher:William Nickels
Chapter1: Taking Risks And Making Profits Within The Dynamic Business Environment
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Factors for computing control chart limits are provided in Table E1 below.
Table E1: Factors for Computing Control Limits (3 sigma)
Sample Size, n
Mean Factor, A2 Upper Range, D4 Lower Range, D3
2
1.880
3.268
0
♡
1.023
2.574
st
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
a
0.337
1.816
0.184
10
10
0.308
1.777
0.223
Transcribed Image Text:Factors for computing control chart limits are provided in Table E1 below. Table E1: Factors for Computing Control Limits (3 sigma) Sample Size, n Mean Factor, A2 Upper Range, D4 Lower Range, D3 2 1.880 3.268 0 ♡ 1.023 2.574 st 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 a 0.337 1.816 0.184 10 10 0.308 1.777 0.223
Is the process in statistical control?
No.
Yes.
Cannot tell; more information is needed.
Transcribed Image Text:Is the process in statistical control? No. Yes. Cannot tell; more information is needed.
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