The probability that a corporation makes charitable contributions is .72. Two corporations are selected at random, and

Question:

The probability that a makes charitable contributions is .72. Two corporations are selected at random, and it is noted whether or not they make charitable contributions.
a. Draw a tree diagram for this experiment.
b. Find the probability that at most one makes charitable contributions. Corporation
A Corporation is a legal form of business that is separate from its owner. In other words, a corporation is a business or organization formed by a group of people, and its right and liabilities separate from those of the individuals involved. It may...