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.
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Statistics · §3.5 Tree and Venn Diagrams · Try It 5
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