The data in the following table show the association between cigar smoking and death from cancer for 138,761 men. Note: current cigar smoker means cigar smoker at time of death. Click the icon to view the table. (a) If an individual is randomly selected from this study, what is the probability that he died from cancer? (b) If an individual is randomly selected from this study, what is the probability that he was a current cigar smoker? (c) If an individual is randomly selected from this study, what is the probability that he died from cancer and was a current cigar smoker? (d) If an individual is randomly selected from this study, what is the probability that he died from cancer or was a current cigar smoker?

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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7:10
K
The data in the following table show the association between cigar smoking and death from cancer for 138,761 men.
Note: current cigar smoker means cigar smoker at time of death.
Click the icon to view the table.
(a) If an individual is randomly selected from this study, what is the probability that he died from cancer?
(b) If an individual is randomly selected from this study, what is the probability that he was a current cigar smoker?
(c) If an individual is randomly selected from this study, what is the probability that he died from cancer and was a
current cigar smoker?
(d) If an individual is randomly selected from this study, what is the probability that he died from cancer or was a
current cigar smoker?
(a) P(died from cancer) =
(Round to three decimal places as needed.)
Data table
Never smoked cigars
Former cigar smoker
Current cigar smoker
|||
=
Print
Died from Cancer
822
98
157
Done
Did Not Die
from Cancer D
122,397
6,990
8,297
Vo) 1
2 ...| 46 | 14%
O
-
X
Transcribed Image Text:7:10 K The data in the following table show the association between cigar smoking and death from cancer for 138,761 men. Note: current cigar smoker means cigar smoker at time of death. Click the icon to view the table. (a) If an individual is randomly selected from this study, what is the probability that he died from cancer? (b) If an individual is randomly selected from this study, what is the probability that he was a current cigar smoker? (c) If an individual is randomly selected from this study, what is the probability that he died from cancer and was a current cigar smoker? (d) If an individual is randomly selected from this study, what is the probability that he died from cancer or was a current cigar smoker? (a) P(died from cancer) = (Round to three decimal places as needed.) Data table Never smoked cigars Former cigar smoker Current cigar smoker ||| = Print Died from Cancer 822 98 157 Done Did Not Die from Cancer D 122,397 6,990 8,297 Vo) 1 2 ...| 46 | 14% O - X
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