3) Suppose that the time in hours needed to locate and correct a problem in the software that governs the timing of traffic lights is normally distributed. Also, suppose that the mean is 10 hours and the variance is 9. Find the probability that the next software problem will require a. At most 15 hours to find and correct b. Over 10 hours to find and correct C. Over 14.25 hours to find and correct
3) Suppose that the time in hours needed to locate and correct a problem in the software that governs the timing of traffic lights is normally distributed. Also, suppose that the mean is 10 hours and the variance is 9. Find the probability that the next software problem will require a. At most 15 hours to find and correct b. Over 10 hours to find and correct C. Over 14.25 hours to find and correct
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 31E
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