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  3. 1.  the gestation period (length of pregnanc

1.  The gestation period (length of pregnancy) for male babies born in New York is normally distributed...

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Basic Math

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)  What percent of mothers of male babies arepregnant for less than 35 weeks?

(b)  What percent of mothers of male babies arepregnant for between 35 and 40 weeks?

  1. What percent of mothers of male babies are pregnant for morethan 40 weeks?
  2.   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?

Answer & Explanation Solved by verified expert
4.1 Ratings (725 Votes)
a 394 23To find PX 35Z 35 39423 19130By Technology Cumulative Area Under Standard Normal Curve 00279SoPX40Z 40 39423 02609By    See Answer
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