The probability density function of the continuous random variable X is given by: img Calculate: E(X)= ? V(X)= ? P(0.8

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The probability density function of the continuous random variable X is given by:

img

Calculate:

E(X)= ?

V(X)= ?

P(0.8<X<1.2)= ?

Note: Answer with at least 4 decimal places

S(3 – 2) 0<x < 2
f (z) =
en otro caso
Transcribed Image Text:S(3 – 2) 0<x < 2 f (z) = en otro caso
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