Refer to Example 4.3.
a) Show that the mean number of children for teenage females is 0.35.
b) Show that the median number of children for teenage males is 0.

Example 4.3 Suppose there is a community that is interested in evaluating sex education among teenagers. 120 teenagers answered a survey, and one of the questions was “how many live birth children do you have?” Table 4.1 summarizes the answers.

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Table 4.1 Number of live birth children for teenagers who reside in community X. Frequency No. of Children 0 1 2 Total Male 48 10 2 60 Female 43 13 4 60