Question: Analyzing Results of Experiment in Gender Selection An experiment involving a gender-selection method includes a control group of 15 couples who are not given any treatment intended to influence the genders of their babies. Each of the 15 cou- ples has one child.
a. Construct a table listing the possible values of the random variable x (which repre- sents the number of girls among the 15 births) and the corresponding probabilities.
b. Find the mean and standard deviation for the numbers of girls in such groups of 15.
c. If the couples have 10 girls and 5 boys, is that result unusual? Why or why not?