The number of tickets purchased by an individual for Beckham College's holiday music festival is a uniformly distributed randomvariable ranging from 7 to 12.Find the mean and standard deviation of this random variable. (Round your answers to 2 decimal places.)MeanStandard deviation

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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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The number of tickets purchased by an individual for Beckham College's holiday music festival is a uniformly distributed random
variable ranging from 7 to 12.
Find the mean and standard deviation of this random variable. (Round your answers to 2 decimal places.)
Mean
Standard deviation

Expert Solution

Step 1

According to the definition, "A random variable with an interval (a,b) is said to be following uniform distribution if the probability mass function is given by: $\frac{1}{a - b}, i f a < x < b f (x; a, b) = 0, o t h e r w i s e$

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