ween cigar smoking and the death from Cancer. NOTE :  Current cigar smoker " means  cigar smoker at time of death a) What is the probability that a randomly selected individual from the study was a former cigar smoker given that he died from cancer? b) Find the probability that a randomly selected individual did not die from cancer or never smoked cigars. c) Are the events "Never smoked cigars" and "Did not die from cancer" mutually exclusive

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 19E
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The data in the following table show the results of a national study of 137,243 U.S men that investigated the association between cigar smoking and the death from Cancer.

NOTE :  Current cigar smoker " means  cigar smoker at time of death

  1. a) What is the probability that a randomly selected individual from the study was a former cigar smoker given that he died from cancer?
  2. b) Find the probability that a randomly selected individual did not die from cancer or never smoked cigars.

c) Are the events "Never smoked cigars" and "Did not die from cancer" mutually exclusive?

Did Not Die
from Cancer
Died from Cancer
Never smoked cigars
782
120,747
Former cigar smoker
91
7,757
Current cigar smoker
141
7,725
Source: Shapiro, Jacobs, and Thun. "Cigar Smoking in Men and Risk of Death
from Tobacco-Related Cancers," Journal of the National Cancer Institute,
February 16, 2000
Transcribed Image Text:Did Not Die from Cancer Died from Cancer Never smoked cigars 782 120,747 Former cigar smoker 91 7,757 Current cigar smoker 141 7,725 Source: Shapiro, Jacobs, and Thun. "Cigar Smoking in Men and Risk of Death from Tobacco-Related Cancers," Journal of the National Cancer Institute, February 16, 2000
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