A box plot is also called a box diagram. Box plots are useful in taking sets of data and organizing them into a graphical summary using percentiles, median, the average, and measures of dispersion. They are also good for showing the differences in several sets of data. In the box plot provided, it is characterized by the main features seen on any box plot. We have the percentiles (25, 50, 75), the median, the average. This box plot was created by a professor who was analyzing his classes percentages to each objective of the Calculus course including conceptual knowledge, calculations, problem solving, and overall.
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