in-a-statistics-class-students-are-asked-to-graph-the-distribution-of-test-score

Question

In a statistics class, students are asked to graph the distribution of test scores. Which graph should they use to determine how many students scored below a certain value, and what is the main feature of this graph?

Accepted Answer

An ogive shows cumulative frequency at upper class boundaries

Answer

A frequency polygon shows frequencies at midpoints

Answer

A histogram shows frequencies as bars

Answer

A stem-and-leaf plot shows raw data values