Let X be a continuous random variable with density function √ 3e-3x, 0, (a) Verify that f is a density function. (b) Calculate P(-1 < X < 1). (c) Calculate P(x < 5). (d) Caculate P(2 < X < 4|X<5) f(x) = x > 0 else.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Let X be a continuous random variable with density function
x > 0
f(x) = {
3e-3x
0,
else.
(a) Verify that f is a density function.
(b) Calculate P(-1 < X < 1).
(c) Calculate P(x < 5).
(d) Caculate P(2 < X < 4|X<5)
3
Transcribed Image Text:Let X be a continuous random variable with density function x > 0 f(x) = { 3e-3x 0, else. (a) Verify that f is a density function. (b) Calculate P(-1 < X < 1). (c) Calculate P(x < 5). (d) Caculate P(2 < X < 4|X<5) 3
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