52 3. Three different roads feed into a freeway entrance. Over an hour's time, the number of cars entering the freeway for each road is a RV with expected value and standard deviation given by 194 Road 1 Road 2 Road 3 180 Expected value Standard deviation 36 900 500 22 15 a) What is the expected number of cars entering the freeway over an hour? b) What is the standard deviation of the number of cars entering the freeway?
52 3. Three different roads feed into a freeway entrance. Over an hour's time, the number of cars entering the freeway for each road is a RV with expected value and standard deviation given by 194 Road 1 Road 2 Road 3 180 Expected value Standard deviation 36 900 500 22 15 a) What is the expected number of cars entering the freeway over an hour? b) What is the standard deviation of the number of cars entering the freeway?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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