A supervisor in a manufacturing plant has four men and three women working for him. He wants to choose two workers for a special job. Not wishing to show any biases in his selection, he decides to select the two workers at random. Let Y denote the number of women in his selection. What is the sample space of Y?

What are the values of the random variable y?

What is the probability function of y?

Make a probability distribution table for y.

Using the above calculate E(y).

Using the above table calculate Var(y)