1.  The gestation period (length of pregnancy) formale babies born in New York is normally distributed with a mean of39.4 weeks and a standard deviation of 2.3 weeks.
(a)Â Â What percent of mothers of male babies arepregnant for less than 35 weeks?
(b)Â Â What percent of mothers of male babies arepregnant for between 35 and 40 weeks?
- What percent of mothers of male babies are pregnant for morethan 40 weeks?
-   Suppose a sailor had shore leave 46 weeks ago andhis wife is delivering a baby today.  What should thesailor say to his wife when he gets home?
