Solved

If He Uses Upper and Lower Control Limits of 22

Question 22

Multiple Choice

If he uses upper and lower control limits of 22 and 18 ounces, what is his risk (alpha) of concluding this process is out of control when it is actually in control (Type I error) ?


A) 0.0026
B) 0.0456
C) 0.3174
D) 0.6826
E) 0.9544

Correct Answer:

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