The average age of the onset of puberty has changed over time. Assuming that they are typical for their sex and their time period, which of the following individuals was the oldest when he or she started puberty?
A) Lewis, born in 1910
B) Allen, born in 1950
C) Rita, born in 1975
D) Ted, born in 1990

Question

Quizplus · Accepted Answer

The average age of onset of puberty has been decreasing over time, meaning that people who were born earlier tend to have started puberty later. Therefore, Lewis, born in 1910, would have been the oldest when he started puberty.

The Average Age of the Onset of Puberty Has Changed