The manager of a bookstore selects a group of customers that have read a specific author and gives them one of the author's books, asking them to complete a questionnaire after reading the book. Should the answers given by these customers considered a random sample?

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The Answer of The manager of a bookstore selects a group of customers that have read a specific author and gives them one of the author's books, asking them to complete a questionnaire after reading the book. Should the answers given by these customers considered a random sample?

The Manager of a Bookstore Selects a Group of Customers