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ii. E X P(X) 2 0.2 3 0.1 4 0.4 Use your table in i) to find the variance of this probability distribution. 5 0.3

ii. E X P(X) 2 0.2 3 0.1 4 0.4 Use your table in i) to find the variance of this probability distribution. 5 0.3

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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  1. A bag contains 10 cards, of which 2 are marked two, 1 is marked three, 4 are marked four and 3 are marked five. Construct a probability distribution table, showing X, the number on the card. The tables has been constructed. It is attached. Can you help with part ii. Use your table to find the variance of this probability distribution. ?
11. X P(X) 2 0.2 3 0.1 4 0.4 Use your table in i) to find the variance of this probability distribution. 0.3
Transcribed Image Text:11. X P(X) 2 0.2 3 0.1 4 0.4 Use your table in i) to find the variance of this probability distribution. 0.3
Expert Solution
Step 1

ii)

The table shows the probability distribution of the number on the card.

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