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questions, you discover that. 55 people like red. 60 people like blue. 50 people like green. 25 people like both red and blue. 20 people like both red & green. 30 people like both blue & green. 15 people like all three colours.   1.  One person is random

questions, you discover that. 55 people like red. 60 people like blue. 50 people like green. 25 people like both red and blue. 20 people like both red & green. 30 people like both blue & green. 15 people like all three colours.   1.  One person is random

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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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 For a marketing analysis, you want to ask 125 people how they like the colours red, green, and blue. After your questions, you discover that.

  • 55 people like red.
  • 60 people like blue.
  • 50 people like green.
  • 25 people like both red and blue.
  • 20 people like both red & green.
  • 30 people like both blue & green.
  • 15 people like all three colours.

 

1.  One person is randomly selected. Find the probability that this person likes red given that they like at least two of the three colors.

 

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