Pulsified333
  • Pulsified333
Data from Office on Smoking and Health, Centers for Disease Control and Prevention, indicate that 35% of adults who did not finish high school, 30% of high school graduates, 25% of adults who completed some college, and 14% of college graduates smoke. Suppose that one individual is selected at random and it is discovered that the individual smokes. Use the probabilities in the following table to calculate the probability that the individual is a college graduate. (Use picture) Probability =
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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Pulsified333
  • Pulsified333
Pulsified333
  • Pulsified333
@dan815
dan815
  • dan815
okay im here

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Pulsified333
  • Pulsified333
I see that
Pulsified333
  • Pulsified333
:D thank you
dan815
  • dan815
what picture do they want
Pulsified333
  • Pulsified333
the attachment I put there
dan815
  • dan815
okay i see
Pulsified333
  • Pulsified333
@dan815 I just saw this underneath all of the text Hints: This problem has all the information you need, but not in the typical ready-to-use form. The table above can tell you the proportion of people with various levels of education in the population. Keep in mind that any degree (Associate, Bachelor, or Advanced) counts as graduating from college.
dan815
  • dan815
measure the true area
dan815
  • dan815
hehe dont need hint :P
Pulsified333
  • Pulsified333
haha okay. what do you mean measure the true area?
dan815
  • dan815
35% no high 30% high 25%some college 14%college ---------------------- total percentage of college students that smoke =0.14 * (total college students %) =0.14*(0.0849+0.1959+0.0975)
dan815
  • dan815
now u wanna know the chance that a person smoking is a college student?
dan815
  • dan815
that would be college smoker/ all smokers
dan815
  • dan815
its very similiar to the question u did before this one
Pulsified333
  • Pulsified333
so now its all of college smokers/ (0.0849+0.1959+0.0975+.1785+.3108+.0975)
dan815
  • dan815
not all of them smoke those are the distribution of the people
dan815
  • dan815
we want to see only the smokers from them
Pulsified333
  • Pulsified333
oh wait
dan815
  • dan815
35% no high 30% high 25%some college 14%college ---------------------- total percentage of college students that smoke =0.14 * (total college students %) =0.14*(0.0849+0.1959+0.0975) -------------------- Total smokers =0.35*0.0975 + 0.30* 0.3108 + 0.25*0.1785 + 0.14*(0.0849+0.1959+0.0975)
Pulsified333
  • Pulsified333
exactly what I was typing
Pulsified333
  • Pulsified333
haha
dan815
  • dan815
oh oops i didnt see the unemployed part
dan815
  • dan815
just add the numbers in unmployed in everywhere
Pulsified333
  • Pulsified333
kk
Pulsified333
  • Pulsified333
what about for the numerator?
Pulsified333
  • Pulsified333
@dan815 where do I add the unemployed?
dan815
  • dan815
its part of the total population
Pulsified333
  • Pulsified333
so do I add employed and unemployed together than multiple by the %
dan815
  • dan815
yes
Pulsified333
  • Pulsified333
okay one sec
Pulsified333
  • Pulsified333
it was correct :D

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