Imagine One of Your Colleagues Is Constructing a Histogram to Graph

Multiple Choice

Imagine one of your colleagues is constructing a histogram to graph results of the survey question "Which state do you live in?" What is the concern with your colleague's approach?

A) It is unlikely that the slices of the pie sum to 100%.
B) The colleague has used an inappropriate graphic device.
C) The colleague has not ensured that the frequencies at each time point sum to N.
D) The bars representing the categories are likely not as contiguous as they should be