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 Measurement Measurement Measurement 1 2 3 4 M1 153 140 162 162 M2 161 139 151 155 M3 158 158 144 162 M4 159 143 152 139 M5 152 159 157 138 Does this process appear to be out of control? If yes, identify a machine using the factors of three sigma control limits. a. M2 b. M3 C. M4 d. M5 e. Process is in Control f. M1

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