Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 11 - Counting Methods and Probability Theory - 11.3 Combinations - Exercise Set 11.3: 4

Answer

combinations

Work Step by Step

A permutation from a group of items occurs when no item is used more than once and the order of arrangement makes a difference. A combination from a group of items occurs when no item is used more than once and the order of items makes no difference. ------------ First prize is not significantly different to second, third, etc. prizes, so the order in which the winning tickets are chosen is not important. (You get the same amount whether your ticket was chosen first or tenth) The problem deals with combinations.
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