Chapter 13

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9. A girl reaches in to the following box with her left handand draws out a marble at random, then reaches inwith her right hand and draws out a second marble atrandom (without replacing the first one).red blue greena) What is the chance she gets the red marble in her lefthand?b) What is the chance she gets the green marble in herright hand?c) What’s the chance she gets the red in her left handand the green in her right hand?
10. An elementary school class has 12 boys and <strong>13</strong> girls.Two children are chosen at random to go to lunch with theteacher.a) What is the chance that both of the children are girls?b) What is the chance that both of the children are boys?c) What is the chance that the first is a girl and thesecond is a boy?d) What is the chance that the first is a boy and thesecond is a girl?
Page 3: Examples.1. Roll a die. Your chance
Page 6: 5. I toss a coin 2 times.a) What is
Page 11 and 12: The Multiplication Rule
Page 13: 8. Two tickets will be drawn at ran
Page 17 and 18: 11. A box contains 2 red marbles an
Page 19 and 20: IndependenceTwo things are independ
Page 21 and 22: The Multiplication Rule for Indepen
Page 23 and 24: 16. A girl draws marbles with repla

Chapter 13

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