Random variable X has the following probability function: f(x) = x – x3/4 for 0 <...

Question

Question

Random variable X has the following probability function:

f(x) = x – x³/4 for 0 < x < 2

Find P(X=0.8).

math Statistics-And-Probability

Answer 1

Answer #1

Ans:

Probability density function:

f(x)=P(x)=x-(x^3/4)

P(x=0.8)=0.8-(0.8^3/4)

P(x=0.8)=0.672

Answer 2

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