SOLUTION: The time required to complete a final examination in a particular college course is normally distributed, with mean of 80 minutes and a standard deviation of 10 minutes. What is th

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Question 1174833: The time required to complete a final examination in a particular college course is normally distributed, with mean of 80 minutes and a standard deviation of 10 minutes. What is the probability a student will complete the exam in a time between 60 and 85 minutes? (Round-off to 4 decimal places) *
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

Hi
Normal Distribution: μ = 80  and    σ  = 10
P(60< x < 85) = normalcdf(60,85,10,80) = .6687 (Rounded-off to 4 decimal places)

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