Question

Gender Ever Smoked Total Yes No Male 7 7 14 Female 35 21 56 Total 42...

Gender

Ever Smoked

Total

Yes

No

Male

7

7

14

Female

35

21

56

Total

42

28

70

Use the table populated above to calculate the following:

  1. The probability of randomly selecting a teenager from this sample that is female and smoke marijuana.
  1. The probability of randomly selecting a teenager from this sample that smokes.
  2. Are the events “Smoked” and “Male” independent? Why or why not?
Math   Statistics-And-Probability   
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