Tree and Venn Diagrams · Try It 5
In a bookstore, the probability that the customer buys a novel is.6, and the probability that the customer buys a nonfiction book is.4. Suppose that the probability that the customer buys both is.2.
(a) Draw a Venn diagram representing the situation.
(b) Find the probability that the customer buys either a novel or a nonfiction book.
(c) In the Venn diagram, describe the overlapping area using a complete sentence.
(d) Suppose that some customers buy only compact disks. Draw an oval in your Venn diagram representing this event.
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OpenStax, Statistics · §3.5 Tree and Venn Diagrams · Try It 5
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