For the years 2000 - 2002, the proportion of mothers in the state of texas under the age of 18 that gave birth to children less than 2500 grams was 9.6%.
a) draw the sampling distribution of phased on a random sample of 200.
b) what is the probability that more than 12% of the sample of mothers gave birth to children less than 2500 grams?
c) what is the probability that less than 5% of the sample of mothers gave birth to children less than 2500 grams?
d) suppose that the sample for part c. was collecting in harris county. comment on how this affect our answer.