Posted by Cynthia on Monday, June 16, 2008 at 5:48pm.
1. If we select a birth at randam, what is the probability the mother is 19 years of age or younger.
2. What is the probability she is 30 years of age or older.
3. What is the expected age of the mother at birth.
4. What is the variance of mother's ages

statistics  GuruBlue, Monday, June 16, 2008 at 5:54pm
When you have answered these questions, we will gladly give you further suggestions, if needed. We do not do your homework for you.

statistics  Damon, Monday, June 16, 2008 at 7:30pm
We need some data to do it anyway.
Answer This Question
Related Questions
 statistics  if we select a birth at random, what is thew probability the mother...
 Biostatistics  if we select a birth at random, what is the probability the ...
 Biostatistics  Age(1014)(1519)(2029)(3039) (4044) Mid 12.5 17.5 25 35 42.5...
 Quantitative Analysis for Business  The ages of a group of 50 women are ...
 statistics  The average age of statistics students nationwide is 22. The ...
 mathematics  the average age of a family of six is 25 years.The average age of ...
 statistics  A study was conducted to count the different age groups of kids ...
 statistics  A study was conducted to count the different age groups of kids ...
 Math  Hi can someone please help me? A recent study gave the information shown ...
 Algebra  Mary is y years old. Write an algebraic expression in terms of y for ...
More Related Questions