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Introduction To Basic Compound Probability Making Compound Probability Simple

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You roll a number cube numbered from 1 to 6. You then spin a spinner with 3 sections each with a different color. The spinner has the colors orange, gray, and pink. What is the probability of rolling the following? (2, 4, 1, 5, or 3 and orange)

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You roll a cube which has the numbers 13, 7, 8, 11, 8, and 13 on it. You then spin a spinner which has 8 sections. The letters on the spinner are G, H, E, G, H, C, E, and E. What is the probability of (H and 13).

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Compound Probability The likelihood that a compound event will occur; for example: P(A or B); P(A and B and C) Theory that the Probability that two independent events will occur.

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Examples – Working Through It You enter a spelling bee at your school. You have found that you can correctly spell words 90% of the time. 1) What is the probability that you spell the first 5 words correctly? 2) What is the probability that you correctly spell the first 4 and then miss-spell the 5th word? 3) What is the probability that you win the contest by spelling all 25 words correctly?

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The Atlanta Braves pitching staff has 5 left-handers and 8 right-handers. If 2 pitchers are selected at random to warm up, what is the probability that at least one of them is right-hander?

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