Mathematics, 05.05.2020 03:32 imhacking2048

A company selling light bulbs claims in its advertisements that its light bulbs’ average life is 1000 hours. In fact, tte lifespan of these light bulbs is normally distributed with a mean of 1000 hours and a standard deviation of 100 hours. Use this information to answer Parts A and B below. ANSWER NOW FOR THE BRAINLIEST

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