Question
The lifetime of batteries manufactured by aparticular company is normally distributedwith mean 100 hours and standard deviation25 hours. In a pack of 50 batteries, how
The lifetime of batteries manufactured by aparticular company is normally distributedwith mean 100 hours and standard deviation25 hours. In a pack of 50 batteries, how manyare expected to have a lifetime of more than110 hours? Give your answer correct to thenearest integer.
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Basic College Mathematics
Authors: Marvin L Bittinger, Judith A Beecher, Barbara L Johnson
12th Edition
0321925068, 9780321925060
