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

Question

Quizplus · Accepted Answer

The sample statistic is the measure calculated from the sample data, which in this case is the average lifetime (1007 hours) of the 120 randomly selected 75-watt light bulbs.

Solve the Problem. -For the Study Described Below, Identify the Sample Statistic. a Sample