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A chemical supply company currently has in stock 100 lb of a certain chemical, which it sells to customers in 5-lb batches. Let X be the number of batches ordered by a randomly chosen customer. 1 0.2 2 0.4 3 0.3 4 0.1 X P(x) a. Compute E[X] and Var[X] b. Compute P(X < 3), P(X>3), P(X ≤ 3), P(X ≥ 3), P(1 < X <4), P(1

A chemical supply company currently has in stock 100 lb of a certain chemical, which it sells to customers in 5-lb batches. Let X be the number of batches ordered by a randomly chosen customer. 1 0.2 2 0.4 3 0.3 4 0.1 X P(x) a. Compute E[X] and Var[X] b. Compute P(X < 3), P(X>3), P(X ≤ 3), P(X ≥ 3), P(1 < X <4), P(1

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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Question 5 A chemical supply company currently has in stock 100 lb of a certain chemical, which it sells to customers in 5-lb batches. Let X be the number of batches ordered by a randomly chosen customer. 1 0.2 2 0.4 3 0.3 4 0.1 X P (x) a. Compute E[X] and Var[X] b. Compute P(X<3), P(X>3), P(X ≤ 3), P(X ≥ 3), P(1<x<4), P(1<x ≤ 4), P(1≤ x < 4), P(1 ≤ x ≤ 4)
Transcribed Image Text:Question 5 A chemical supply company currently has in stock 100 lb of a certain chemical, which it sells to customers in 5-lb batches. Let X be the number of batches ordered by a randomly chosen customer. 1 0.2 2 0.4 3 0.3 4 0.1 X P (x) a. Compute E[X] and Var[X] b. Compute P(X<3), P(X>3), P(X ≤ 3), P(X ≥ 3), P(1<x<4), P(1<x ≤ 4), P(1≤ x < 4), P(1 ≤ x ≤ 4)
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