Histograms, Frequency Polygons, and Time Series Graphs · Try It 1
The following data are the shoe sizes of 50 male students. The sizes are continuous data since shoe size is measured. Construct a histogram and calculate the width of each bar or class interval. Use six bars on the histogram.
9, 9, 9.5, 9.5, 10, 10, 10, 10, 10, 10, 10.5, 10.5, 10.5, 10.5, 10.5, 10.5, 10.5, 10.5,
11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11.5, 11.5, 11.5, 11.5, 11.5, 11.5, 11.5,
12, 12, 12, 12, 12, 12, 12, 12.5, 12.5, 12.5, 12.5, 14
OpenStax, Statistics · §2.2 Histograms, Frequency Polygons, and Time Series Graphs · Try It 1
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