The time it takes to drive to Top High School is normally distributed with a mean of 17 minutes and standard deviation of 4 minutes. Use the normal distribution to answer the following questions. a) What is the probability that it takes a student less than 13 minutes to drive to school? Show all work.

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A: ∫0315x+1dxLet u=5x+1.=∫11615udu=15·∫1161udu=15lnu116=15· 4ln2=45ln2

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A: Please see the below picture for detailed solution.

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