2.27 A researcher collects data on the ages of university students. As you have probably observed, the distribution of age clusters around 19 to 22 years, but there are extremes on both the low end (high school prodigies) and the high end (nontraditional students returning to school).

a. What type of skew might you expect for such data?

b. Do the skewed data represent a floor effect or a ceiling effect?