1ine the probabilities that (d) x is less than 2.2 (e) between 1.4 and 1.6 (f) Calculate mean and variance for the probability density function.

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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I want the answer for d,e,f
13. Suppose a continuous random variable x has the probability density
Sk(1 + x),
f(x) =
0 <x < 2
elsewhere
(a) Find k (b) Find P(0.3 < x < 0.9) (c) P(x > 1.4) using distribution function,
determine
the probabilities that (d) x is less than 2.2 (e) between 1.4 and 1.6 (f) Calculate mean and
variance for the probability density function.
Transcribed Image Text:13. Suppose a continuous random variable x has the probability density Sk(1 + x), f(x) = 0 <x < 2 elsewhere (a) Find k (b) Find P(0.3 < x < 0.9) (c) P(x > 1.4) using distribution function, determine the probabilities that (d) x is less than 2.2 (e) between 1.4 and 1.6 (f) Calculate mean and variance for the probability density function.
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