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Chapter 5 day 1

Chapter 5 day 1. BELL RINGER!. Bell Ringer 26:. Find the sample space for the possible outcomes when flipping 3 coins using a tree diagram. Chapter 5 day 2. BELL RINGER!. Bell Ringer 27:. Write the symbols for the following: -Sample mean -Population mean -Sample variance

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Chapter 5 day 1

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  1. Chapter 5 day 1 BELL RINGER!

  2. Bell Ringer 26: Find the sample space for the possible outcomes when flipping 3 coins using a tree diagram.

  3. Chapter 5 day 2 BELL RINGER!

  4. Bell Ringer 27: Write the symbols for the following: -Sample mean -Population mean -Sample variance -Sample standard deviation -What is the difference between a sample and a population?

  5. Chapter 5 day 3 BELL RINGER!

  6. Bell Ringer 28: Find the mean, variance, and standard deviation of the following probability distribution: Outcomes (X) 1 2 P(X) 0.23 0.77

  7. Chapter 5 day 4 BELL RINGER!

  8. Bell Ringer 29: Each of the twenty-seven students in a class pay $2 to put their name in a hat. One prize of $15, one prize of $5 and two prizes of $10 will be given out. Find the expected value.

  9. Chapter 5 day 5 BELL RINGER!

  10. Bell Ringer 30: When creating a probability distribution what goes on top and bottom of the distribution? ? ? When finding expected value what goes on top and bottom of the distribution? ? ?

  11. Chapter 5 day 6 BELL RINGER!

  12. Bell Ringer 31: The cost to play the following spinner game is $1. If it lands on blue, you lose, if it lands on yellow you win $0.75, if it lands on red you win $1, if it lands on green you win $1.50, and if it lands on pink you win $2.50. Find the expected value of one spin on the wheel.

  13. Chapter 5 day 7 BELL RINGER!

  14. Bell Ringer 32: In a game show, contestants have to choose door 1, door 2, or door 3 only one of which contains a prize. If 8 contestants play the game, what is the probability that less than 3 will choose with door with a prize? 1 2 3

  15. Chapter 5 day 8 BELL RINGER!

  16. Bell Ringer 33: Suppose we have a bowl with 10 marbles – 2 red marbles, 3 green marbles, and 5 blue marbles. We randomly select 4 marbles from the bowl, with replacement. What is the probability of selecting 2 green marbles and 2 blue marbles?

  17. Chapter 5 day 9 BELL RINGER!

  18. Bell Ringer 34: A company makes electric motors. The probability an electric motor is defective is 0.01. What is the probability that a sample of 300 electric motors will contain exactly 5 defective motors?

  19. Chapter 5 day 10 BELL RINGER!

  20. No Bell Ringer: No Bell-Ringer today!! Have on your desk: -your Ch 5 Test Review -paper -pencil

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