Statistics -Continuous probability distribution. 201 3 /11/18. Probability density function. With continuous ransom variables, the counterpart of the probability function is the probability density function, denoted by f ( x ) <Note> How to compute Pr ( a≤x≤b )?
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<Note> How to compute Pr(a≤x≤b)?
<Note>The probability of any particular value of the continuous random variable is zero.
f (x) = 1/(b – a) for a<x<b
= 0 elsewhere
E(x) = (a + b)/2
Var(x) = (b - a)2/12