Question: A Quality Analyst wants to construct a control chart for determining whether five machines, all producing the same product, are under control with regard to

A Quality Analyst wants to construct a control
A Quality Analyst wants to construct a control chart for determining whether five machines, all producing the same product, are under control with regard to a particular quality variable. Accordingly, four units of putputs from each machine are collected: Machine Measurement 1 Measurement 2 Measurement 3 Measurement 4 M1 198 171 169 192 M2 184 187 198 169 M3 195 188 177 170 M4 183 174 176 197 M5 185 188 170 183 Does this process appear to be out of control? If yes, identify a machine using the factors of three sigma control limits. a. M1 b. Process is in Control c. M3 d. M2 e. M5 f. M4 O O

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