SOLUTION: The following table is information about the number of mothers of Live-Born infants who stopped smoking during Pregnancy by Education level
Smoking Status 0-11yrs % 12yrs % 13-1
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Smoking Status 0-11yrs % 12yrs % 13-1
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Question 729612: The following table is information about the number of mothers of Live-Born infants who stopped smoking during Pregnancy by Education level
Smoking Status 0-11yrs % 12yrs % 13-15 % 16 % Total %
Stopped 42 9.7 308 16.9 204 21.8 214 24.2 768 18.8
Did not stopped 390 90.3 1515 83.1 732 78.2 670 75.8 3307 81.2
Total 432 100 1823 100 936 100 884 100 4075 100
Let the event:
A: a mother with less than 12 years of education
B: a mother who has quit smoking
a. Calculate P(A) &P(B)
b. P(BIA)
c. Indicate whether event A and B are independent
I am really stuck here, and would appreciate your help. Answer by lynnlo(4176) (Show Source):
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