Round the point estimate to the nearest thousandth. 368 randomly selected light bulbs were tested in a laboratory, 94 lasted more than 500 hours. Find a point estimate of the proportion of all light bulbs that last more than 500 hours. O 0.255 O 3.915 0.749 O 0.251

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Round the point estimate to the nearest thousandth.
368 randomly selected light bulbs were tested in a laboratory, 94 lasted more than 500 hours. Find a point estimate of the proportion of all light bulbs that last
more than 500 hours.
O 0.255
O 3.915
0.749
O 0.251
Transcribed Image Text:Round the point estimate to the nearest thousandth. 368 randomly selected light bulbs were tested in a laboratory, 94 lasted more than 500 hours. Find a point estimate of the proportion of all light bulbs that last more than 500 hours. O 0.255 O 3.915 0.749 O 0.251
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