Multiple Choice
Solve the problem.
-For the study described below, identify the sample statistic. A manufacturer of light bulbs wants to determine the average lifetime of its 75 -watt light bulbs. Among 120 randomly selected 75 -watt light bulbs, the average lifetime was 1007 hours.
A) 120 , the number of light bulbs in the sample
B) The average lifetime of all 75-watt light bulbs manufactured by the company
C) The average lifetime of the 120 randomly selected 75-watt light bulbs
D) The 120 randomly selected 75 -watt light bulbs
Correct Answer:
Verified
Correct Answer:
Verified
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