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

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): You can put this solution on YOUR website!

RELATED QUESTIONS
Previously, 5% of mothers smoked more than 21 cigarettes during their pregnancy.... (answered by stanbon)

(Please help me. These are the last two questions for my homework. It's due in a few... (answered by Boreal)

In a study of childhood asthma, 4,317 observations were collected on education and... (answered by stanbon)

Please help me. I am stuck with this question. In a study of childhood asthma, 4,317... (answered by stanbon)

In humans, the average length of a pregnancy is 266 days. Suppose that the distribution... (answered by Boreal)

8. A hospital in a large city records the weight of every infant born at the hospital.... (answered by ikleyn)

The pregnancy length in days for a population of new mothers can be approximated by a... (answered by Boreal)

The gestation period (length of pregnancy) for male babies born in New York is normally... (answered by solver91311)

hi i'm given the regression equation calculated from a data is q1)y=11.238+1.309x,... (answered by lynnlo)