A study of consumer smoking habits includes 200 people in the 18-22 age bracket (40 of whom smoke), 130 people in the 23-30 age bracket (31 of whom smoke), and 100 people in the 31-40 age bracket (30 of whom smoke). If one person is randomly selected from this sample, find the probability of getting someone who is age 18-22 or smokes.

A study of consumer smoking habits includes 200 people in the 18-22 age bracket (40 of whom smoke), 130 people in the 23-30 age bracket (31 of whom smoke), and 100 people in the 31-40 age bracket (30 of whom smoke). If one person is randomly selected from this sample, find the probability of getting someone who is age 18-22 or smokes.

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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