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Consider a Production Process That Produces Batteries

Question 30

Short Answer

Consider a production process that produces batteries. A quality engineer has taken 20 samples each containing 100 batterieslight bulbs. The total number of defective batteriesunits observed over the 20 samples is 1200. The sample standard deviation is
a. 0.0183
b. 0.0224
c. 0.0265
d. 0.05210

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