Question: Consider the chance experiment described in the previous exercise. a. For customers who purchase a single book, the estimated probabilities for the different possible outcomes

Consider the chance experiment described in the previous exercise.

a. For customers who purchase a single book, the estimated probabilities for the different possible outcomes are given in the cells of the accompanying table. What is the probability that a randomly selected single-book purchase will be for a book in print format (hardcover or paperback)?

Hardcover Paperback Digital Audio 0.45 Fiction 0.10 0.02 0.15 0.10 Nonfiction 0.08

b. Show two different ways to calculate the probability that a randomly selected single-book purchase will be for a book that is not in a print format.

c. Calculate the probability that a randomly selected single-book purchase will be for a work of fiction.

Previous exercise

A bookstore sells two types of books (fiction and nonfiction) in several formats (hardcover, paperback, digital, and audio). For the chance experiment that consists of observing the type and format of a single-book purchase, two of the eight possible outcomes are a hardcover fiction book and an audio nonfiction book.

Hardcover Paperback Digital Audio 0.45 Fiction 0.10 0.02 0.15 0.10 Nonfiction 0.08 0.04 0.06

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