An urn contains 30 red gumball and 35 blue gumballs. Two are chosen at random, one after the other, without replacement. Be sure to enter your probabilities as a decimal rounded to the nearest tenth. Part I: Draw a tree diagram to calculate the following probabilities and upload the tree diagram here: Choose File No file chosen • the probability that both gumballs are red: • the probability that the first gumball is red and the second is not: % • the probability that the first gumball is not red and the second is red: % • the probability that neither gumball is red: % Part II: What is the probability that the second gumball is red? % Part III: What is the probability that at least one of the gumballs is red? %

An urn contains 30 red gumball and 35 blue gumballs. Two are chosen at random, one after the other, without replacement. Be sure to enter your probabilities as a decimal rounded to the nearest tenth. Part I: Draw a tree diagram to calculate the following probabilities and upload the tree diagram here: Choose File No file chosen • the probability that both gumballs are red: • the probability that the first gumball is red and the second is not: % • the probability that the first gumball is not red and the second is red: % • the probability that neither gumball is red: % Part II: What is the probability that the second gumball is red? % Part III: What is the probability that at least one of the gumballs is red? %

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.8: Probabilities Of Disjoint And Overlapping Events

Problem 2C

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