Concept explainers
To find: your answer and explain it.
Answer to Problem 7.52E
Explanation of Solution
Given:
Suppose B representing a boy and G representing a girl, interested in families with 2 children here 1st letter represent oldest child and second letter represents youngest child.
{BB, BG, GB, GG}
Formula used:
Calculation:
Total four possible outcomes, it is observed that 2 of the 4 outcomes have boy as the older child, while 3 of the 4 outcomes have at least one boy.
WOMEN
Women has at least one boy, therefore she has the some possibilities options BB, BG and GB. One of the three outcomes results in two boys BB.
MEN
Man has a boy as the oldest child; therefore she has the some possibilities options BB and BG. One of the two outcomes results in two boys BB.
Observing that it is more likely that the man has two boys in comparisoin
Chapter 7 Solutions
Statistics Through Applications
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