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A Manufacturer of Batteries Routinely Tests Its Products to Determine

Question 57

Multiple Choice

A manufacturer of batteries routinely tests its products to determine lifetime (hours of continuous usage) . Suppose they select a sample of 30 AAA batteries and find that the
Average lifetime is 1500 hours. This is a


A) parameter.
B) statistic.
C) sampling frame.
D) sample.
E) population.

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