Find the variance and standard deviation of each probability distribution. a. 2 3 P(x) 0.10 0.45 0.25 0.20 b. 2 3 4 5 P(x) 0.123 0.134 0.211 0.321 0.140 0.071

MATLAB: An Introduction with Applications
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3. Find the variance and standard deviation of each probability distribution.
a.
2
3
P(x)
0.10
0.45
0.25
0.20
b.
1
3
4
P(x)
0.123
0.134
0.211
0.321
0.140
0.071
Transcribed Image Text:3. Find the variance and standard deviation of each probability distribution. a. 2 3 P(x) 0.10 0.45 0.25 0.20 b. 1 3 4 P(x) 0.123 0.134 0.211 0.321 0.140 0.071
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