Question: The probability mass function of a discrete random variable X is given in the following table: x012345 f(x)0.050.050.10.350.350.1 Calculate P(2 < X < 5) .

The probability mass function of a discrete random variable X is given in the following table:

x012345

f(x)0.050.050.10.350.350.1

Calculate P(2 < X < 5) .

Calculate the cumulative distribution function of X.

Use the cumulative distribution function to find P( X > 3) and P(2X 4)

Calculate the mean of the random variable X.

Calculate the variance of the random variable X

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