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Pulsified333

  • one year ago

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 =

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  1. Pulsified333
    • one year ago
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  2. Pulsified333
    • one year ago
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    @dan815

  3. dan815
    • one year ago
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    okay im here

  4. Pulsified333
    • one year ago
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    I see that

  5. Pulsified333
    • one year ago
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    :D thank you

  6. dan815
    • one year ago
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    what picture do they want

  7. Pulsified333
    • one year ago
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    the attachment I put there

  8. dan815
    • one year ago
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    okay i see

  9. Pulsified333
    • one year ago
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    @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.

  10. dan815
    • one year ago
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    measure the true area

  11. dan815
    • one year ago
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    hehe dont need hint :P

  12. Pulsified333
    • one year ago
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    haha okay. what do you mean measure the true area?

  13. dan815
    • one year ago
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    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)

  14. dan815
    • one year ago
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    now u wanna know the chance that a person smoking is a college student?

  15. dan815
    • one year ago
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    that would be college smoker/ all smokers

  16. dan815
    • one year ago
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    its very similiar to the question u did before this one

  17. Pulsified333
    • one year ago
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    so now its all of college smokers/ (0.0849+0.1959+0.0975+.1785+.3108+.0975)

  18. dan815
    • one year ago
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    not all of them smoke those are the distribution of the people

  19. dan815
    • one year ago
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    we want to see only the smokers from them

  20. Pulsified333
    • one year ago
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    oh wait

  21. dan815
    • one year ago
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    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)

  22. Pulsified333
    • one year ago
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    exactly what I was typing

  23. Pulsified333
    • one year ago
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    haha

  24. dan815
    • one year ago
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    oh oops i didnt see the unemployed part

  25. dan815
    • one year ago
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    just add the numbers in unmployed in everywhere

  26. Pulsified333
    • one year ago
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    kk

  27. Pulsified333
    • one year ago
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    what about for the numerator?

  28. Pulsified333
    • one year ago
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    @dan815 where do I add the unemployed?

  29. dan815
    • one year ago
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    its part of the total population

  30. Pulsified333
    • one year ago
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    so do I add employed and unemployed together than multiple by the %

  31. dan815
    • one year ago
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    yes

  32. Pulsified333
    • one year ago
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    okay one sec

  33. Pulsified333
    • one year ago
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    it was correct :D

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