Suppose that 50 identical batteries are being tested. after 8 hours of continuous use, assume that a given battery is still operating with a probability of 0.70 and has failed with a probability of 0.30.

asked Jan 23, 2019 11.4k views

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3 votes

about 0.04023

My probability calculator says that probability is about 0.04023.

Ucarion answered Jan 28, 2019

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