Question: If X is random variable taking values 0,1,2,3, with following probability distribution function: X 0 1 2 3 P(X=x)=f(x) 0.2 0.3 ? 0.4 Complete the

If X is random variable taking values 0,1,2,3, with following probability distribution function:

X 0 1 2 3
P(X=x)=f(x) 0.2 0.3 ? 0.4

  1. Complete the above table
  2. What is P(X<=2)?
  3. What is P(X=4)?
  4. What is mean of X?
  5. What is mean of Y = 3X+4?

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