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04-11-2022
Mathematics

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the time needed to complete a final examination in a particular college course is normally distributed with a mean of minutes and a standard deviation of minutes. answer the following questions. a. what is the probability of completing the exam in one hour or less (to 4 decimals)? b. what is the probability that a student will complete the exam in more than minutes but less than minutes (to 4 decimals)? c. assume that the class has students and that the examination period is minutes in length. how many students do you expect will be unable to complete the exam in the allotted time (to nearest whole number)?

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