If He Uses Upper and Lower Control Limits of 520

question 87

Multiple Choice

If he uses upper and lower control limits of 520 and 480 hours, what is his risk (alpha) of concluding service life is out of control when it is actually under control (Type I error) ?

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

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A form of sexual activity involving the insertion of the penis into the vagina.

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