1. Let X be a random variable with probability density function f(x) = {* ſk(4 – x2) -2 < x < 2 otherwise (a) What is the value of k? (b) What is the cumulative distribution function of X? (c) Compute the mean or E[X]

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Please answer the problem completely.
1. Let X be a random variable with probability density function
f(x) = {k(4 – x²) -2<x< 2
otherwise
(a) What is the value of k?
(b) What is the cumulative distribution function of X?
(c) Compute the mean or E[X]
Transcribed Image Text:1. Let X be a random variable with probability density function f(x) = {k(4 – x²) -2<x< 2 otherwise (a) What is the value of k? (b) What is the cumulative distribution function of X? (c) Compute the mean or E[X]
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