An industrial sewing machine uses ball bearings that are targeted to have a diameter of 0.75 inch. The lower upper specification limits under which the ball bearing can operate are 0.74 inch (lower) and 0.76 inch (upper). Past experience has indicated that the actual diameter of the ball bearings is approximately
a. between the target and the population mean of 0.753?
b. between the lower specification limit and the target?
c. greater than the upper specification limit?
d. less than the lower specification limit?
e. The probability is
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Basic Business Statistics, Student Value Edition
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