Find the expected value of a random variable X having the following probability distribution: xx P(X=x) 10 1 18 2 3 16 3 1 16 4 5
Find the expected value of a random variable X having the following probability distribution: xx P(X=x) 10 1 18 2 3 16 3 1 16 4 5
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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Instructions
Question 1
Find the expected value of a random variable Xhaving the following probability distribution:
bc
P(X=x)
#3
3
10
O E(X)=2.3125
O E(X)= 1.0975
E(X)=2.1875
O E(X)=2.3825
Question 2
80
F3
$
4
Q
1
F4
%
The daily earnings X of an employee who works on a commission basis are given by the following probability
5
2+
F5
2
T
16
6
3
1
16
F6
MacBook Air
>
4
&
7
4
8
F7
* 00
8
8
DII
F8
-
9
1 pts
F9
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