Multiple Choice
A quality analyst wants to construct a control chart for determining whether four machines, all producing the same product, are in control with regard to a particular quality attribute. Accordingly, she inspected 1,000 units of output from each machine in random samples, with the following results
What is the sample proportion of defectives for machine #1?
A) .023
B) .02
C) .0115
D) .0058
E) .005
Correct Answer:

Verified
Correct Answer:
Verified
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