# Question

The number of pizzas delivered to university students each month is a random variable with the following probability distribution.

a. Find the probability that a student has received delivery of two or more pizzas this month.

b. Determine the mean and variance of the number of pizzas delivered to students eachmonth.

a. Find the probability that a student has received delivery of two or more pizzas this month.

b. Determine the mean and variance of the number of pizzas delivered to students eachmonth.

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