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Bill is taking data to calculate upper/lower control limits to monitor his current process. The data set thus far is as follows: .4, .49,.50,.44,.40, .32, .35, .38, .40, .48, .53, .58,.64. what is the lower control limit?
1
-0.55
-0.22
-0.05
The correct answer for lower control limit is -0.22 with this data set.
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