An Instructor Has Decided to Graphically Represent the Grades on a Test

An instructor has decided to graphically represent the grades on a test. The instructor uses a plus/minus grading system (i.e. she gives grades of A-, B+, etc.) . Which of the following would provide the most information for the students?

A) a histogram
B) bar chart
C) a cumulative frequency distribution
D) a frequency distribution
E) a scatter plot

Correct Answer:

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