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Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ...

Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ...

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7–4EXAMPLESPORTS A sportscaster predicted that the Tigershad a 75% chance of winning tonight. Describe thecomplement of this event and find its probability.The complement of winning is not winning. The sum of theprobabilities is .P(win) + P(not win) =+ P(not win) = Replace P(win) with .75% + = 100% THINK 75% plus whatnumber equals 100%?So, the probability that the Tigers will not win tonightis .Copyright © Glencoe/<strong>McGraw</strong>-<strong>Hill</strong>, a division of The <strong>McGraw</strong>-<strong>Hill</strong> Companies, Inc.Check Your Progress SLEEPOVER Celia guesses theprobability that her parents will allow her to sleep over herbest friend’s house tonight is 55%. What is the probabilitythat Celia will not be allowed to sleep over?Math Connects, Course 1 181

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