Let X be a discrete random variable with the following probability distribution (see image below). Find the standard deviation of X. X: 1 f (x) : | 0.1 0.4 0.3 0.2 0.917 0.84 1.6 0.7056

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Let X be a discrete random variable with the following probability distribution
(see image below). Find the standard deviation of X.
3
X:
f (x): I
0.1 I
0.4
0.3
0.2
O 0.917
O0.84
O 1.6
O 0.7056
Transcribed Image Text:Let X be a discrete random variable with the following probability distribution (see image below). Find the standard deviation of X. 3 X: f (x): I 0.1 I 0.4 0.3 0.2 O 0.917 O0.84 O 1.6 O 0.7056
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