A process sampled 20 times with a sample of size 8 resulted in = 21.5 and R = 1.4. Compute the upper and lower control limits for the x chart for this process. (Round your answers to two decimal places.) UCL = LCL = Compute the upper and lower control limits for the R chart for this process. (Round your answers to two decimal places.)
A process sampled 20 times with a sample of size 8 resulted in = 21.5 and R = 1.4. Compute the upper and lower control limits for the x chart for this process. (Round your answers to two decimal places.) UCL = LCL = Compute the upper and lower control limits for the R chart for this process. (Round your answers to two decimal places.)
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 7CR
Related questions
Question
Transcribed Image Text:FACTORS FOR I AND R CONTROL CHARTS
Observations
in Sample, n
dz
A2
dz
D3
D4
2
1.128
1.880
0.853
3.267
3
1.693
1.023
0.888
2.574
4
2.059
0.729
0.880
2.282
5.
2.326
0.577
0.864
2.114
6.
7.
2.534
0.483
0.848
2.004
2.704
0.419
0.833
0.076
1.924
8.
2.847
0.373
0.820
0.136
1.864
2.970
0.337
0.808
0.184
1.816
10
3.078
0.308
0.797
0.223
1.777
11
3.173
0.285
0.787
0.256
1.744
12
13
3.258
3.336
3.407
0.266
0.249
0.235
0.778
0.770
0.763
0.283
1.717
0.307
1.693
1.672
1.653
14
0.328
15
3.472
0.223
0.756
0.347
3.532
0.212
0.750
0.744
0.739
0.363
0.378
0.391
16
1.637
17
18
3.588
0.203
1.622
3.640
0.194
1.608
19
20
3.689
3.735
0.187
0.734
0.403
1.597
0.180
0.729
0.415
1.585
21
22
3.778
3.819
1.575
1.566
0.173
0.724
0.425
0.434
0.167
0.720
23
24
25
3.858
3.895
3.931
0.162
0.157
0.153
0.716
0.712
1.557
1.548
0.443
0.451
0.708
0.459
1.541
Transcribed Image Text:You may need to use this table to answer this question.
A process sampled 20 times with a sample of size 8 resulted in x = 21.5 and R = 1.4. Compute the upper and lower control limits for the x chart for
%3D
this process. (Round your answers to two decimal places.)
UCL =
LCL =
Compute the upper and lower control limits for the R chart for this process. (Round your answers to two decimal places.)
UCL =
LCL =
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