3.25 The following figure presents the enrollment of graduate students at a university, across six fall terms, as a percentage of the total student population.

a. What kind of visual display is this?

b. What other type of visual display could have been used?

c. What is missing from the axes?

d. What chartjunk is present?

e. Using this graph, estimate graduate student enrollment, as a percentage of the total student population, in the fall terms of 2011, 2012, and 2014.

f. How would the comparisons between bars change if the yaxis started at 0?