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Solve the problem. 3) For the study described below, identify the sample statistic. A manufacturer of light bulbs wants to determine the average lifetime of

Solve the problem.

3) 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) The average lifetime of all 75-watt light bulbs manufactured by the company B) The 120 randomly selected 75-watt light bulbs

C) The average lifetime of the 120 randomly selected 75-watt light bulbs D) 120, the number of light bulbs in the sample

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