Temperature is used to measure the output of a production process. When the process is in control, the mean of the process is 125 and the standard deviation is .01.
a. Construct an chart for this process if samples of size are to be used (to 2 decimals).
b. Is the process in control for a sample providing the following data?
128.6 | 129.5 | 128.7 | 128.6 | 129.1 | 128.7 |
(to 2 decimals)
Conclude that the process - Select your answer -is notis in control.
c. Is the process in control for the following data?
129 | 129.2 | 128.7 | 129.5 | 128.8 | 128.5 |
(to 2 decimals)
Conclude that the process - Select your answer -is notis in control.
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