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(b) Find P(2 < X< 5). Use four decimals.

(b) Find P(2 < X< 5). Use four decimals.

MATLAB: An Introduction with Applications
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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please solve only part b

 

A random variable X can be modeled by the Exponential distribution, where B = 0 = 4, A = }. (a) Complete the sentence. The distribution of X is symmetrical with ux = 4.00 and ox = 4.00 (Enter numerical answers to two decimals.) (b) Find P(2 < X < 5). Use four decimals. (c) Find the 20-th percentile. Enter your answer to two decimals. Use two decimals in your answer. X20 0.89 (d) Find P(X > 10). Use four decimals in your answer. 0.0821
Transcribed Image Text:A random variable X can be modeled by the Exponential distribution, where B = 0 = 4, A = }. (a) Complete the sentence. The distribution of X is symmetrical with ux = 4.00 and ox = 4.00 (Enter numerical answers to two decimals.) (b) Find P(2 < X < 5). Use four decimals. (c) Find the 20-th percentile. Enter your answer to two decimals. Use two decimals in your answer. X20 0.89 (d) Find P(X > 10). Use four decimals in your answer. 0.0821
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