In a particular study for tobacco smokers, the following cohort in the City of Marikina residents or 2010 was taken: Age Male Female 15 19 20, 783 21,879 20 - 24 19,998 21,724 25 - 29 18,712 20, 050 1. An individual from the cohort is selected at random. What is the proba- bility that the individual is 25-29 y.o., given that the individual is male? 2. An individual from the cohort is selected at random. What is the prob- ability that a female was selected, given that the individual is 15-19? 3. Two individuals from the cohort age 20-24 are selected at random. What is the probability that the both individuals are female?

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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In a particular study for tobacco smokers, the following cohort in the City
of Marikina residents or 2010 was taken:
Age
Male
Female
15 19
20, 783
19,998
21,879 21,724
-
20 - 24 25
- 29
18,712
20, 050
1. An individual from the cohort is selected at random. What is the proba-
bility that the individual is 25-29 y.o., given that the individual is male?
2. An individual from the cohort is selected at random. What is the prob-
ability that a female was selected, given that the individual is 15-19?
3. Two individuals from the cohort age 20-24 are selected at random. What
is the probability that the both individuals are female?
Transcribed Image Text:In a particular study for tobacco smokers, the following cohort in the City of Marikina residents or 2010 was taken: Age Male Female 15 19 20, 783 19,998 21,879 21,724 - 20 - 24 25 - 29 18,712 20, 050 1. An individual from the cohort is selected at random. What is the proba- bility that the individual is 25-29 y.o., given that the individual is male? 2. An individual from the cohort is selected at random. What is the prob- ability that a female was selected, given that the individual is 15-19? 3. Two individuals from the cohort age 20-24 are selected at random. What is the probability that the both individuals are female?
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