Consider the following data taken on subgroups of size 5. The data contain 20 averages and ranges
Question:
Consider the following data taken on subgroups of size 5. The data contain 20 averages and ranges on the diameter (in millimeters) of an important component part of an engine. Display X- and i?-charts. Does the process appear to be incontrol?
Transcribed Image Text:
Sample 2.3972 0.0052 2.4191 0.0117 2.4215 0.0062 3 Sample 4 2.3917 0.0089 0.0095 2.4151 2.4027 0.0101 0.0091 2.3921 8. 2.4171 0.0059 0.0068 2.3951 10 2.4215 0.0048 11 2.3887 0.0082 12 0.0032 2.4107 13 2.4009 0.0077 14 0.0107 0.0025 2.3992 15 16 2.3889 2.4107 0.0138 17 2.4109 0.0037 18 2.3944 0.0052 19 2.3951 0.0038 20 2.4015 0.0017
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Related Book For
Probability & Statistics For Engineers & Scientists
ISBN: 9780130415295
7th Edition
Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying
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