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Answer the questions about the specified normal distribution. a. The lifetime of ZZZ batteries are

Question: Answer the questions about the specified normal distribution.

a. The lifetime of ZZZ batteries are normally distributed with a mean of 265 hours and a standard deviation s of 10 hours. Find the number of hours that represent the the 25th percentile. (3 points)

b. Scores on an English placement test are normally distributed with a mean of 36 and standard deviation s of 6.5. Find the score that marks the top 10%. (3 points)

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Answer: The downloadable solution consists of 1 page
Solution Format: Word Document


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