Question: Consider the probability distribution function below: x 0 1 2 Probability 0.25 0.50 0.25 (a) Graph the probability distribution function. (b) Calculate and graph

Consider the probability distribution function below: x 0 1 2 Probability 0.25 0.50 0.25 (a) Graph the probability distribution function. (b) Calculate and graph the cumulative probability distribution. (c) Find the mean of the random variable X. (d) Find the variance of X.

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