Question
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.
For the study described below, identify thesample 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.
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Calculus Early Transcendentals
Authors: James Stewart, Daniel K. Clegg, Saleem Watson, Lothar Redlin
9th Edition
1337613924, 978-1337613927
