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Probability | 9.1 Set Topic: Interpret a tree diagram, making observations of probability. Given the tree diagram below answer the questions and determine the probabilities. The diagram represents the number of plate appearances during the first month of a minor league baseball season. 10. How many times did a batter come to the plate during Right handed Pitcher 500 this time period? Right-handed Batter 1193 Left-handed 11. Based on this data, if you are a left-handed batter what Pitcher 693 is the probability that you will face a right-handed Right-handed pitcher? Pitcher 255 Left-handed Batter 417 12. Based on this data, if you are a right-handed batter Left-handed what is the probability that you will face a left-handed Pitcher 162 pitcher? 13. What is the probability that a left-handed pitcher will be throwing for any given plate appearance? 14. What is the probability that a left-handed batter would be at the plate for any given plate appearance? 15. What observations do you make about the data? Is there any amount that seems to be overly abundant? What might account for this? Go Topic: Basic Probability Find the probability of achieving success with each of the events below. 16. Rolling an even number on standard six-sided die. 17. Drawing a black card from a standard deck of cards. 18. Flipping a coin and getting Heads three times in a row. 19. Rolling a die and getting a four. 20. Drawing an ace from a deck of cards. 21. Rolling a die twice in a row and getting two threes. 22. From a bag containing 3 blue, 2 red, and 5 white marbles. Pulling out a red marble. 2013 MATHEMATICS VISION PROJECT | MVP Education