aimee2005 aimee2005

28-02-2024
Mathematics

contestada

Probability and Statistics
Unit 5 Practices
Find the expected value:
x
p(x)
ㄧˊ
5
0.3
10
0.4
1. 5+ 4 +1,5 +4 = 11
15
0.1
20
0.2

What is the variance

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