The box covers the interquartile interval, where 50% of the data is found. Sometimes, the mean is also indicated by a dot or a cross on the box plot. Box plots show the five-number summary of a set of data: including the minimum score, first (lower) quartile, median, third (upper) quartile, and maximum score. A. What is a box plot? A box plot (aka box and whisker plot) uses boxes and lines to depict the distributions of one or more groups of numeric data. Students will first learn about box plots as part of statistics and probability in 6 6 th grade. It doesn't show the distribution in as much detail as histogram does, but it's especially useful for indicating whether a distribution is skewed and whether there are. A boxplot is a way of showing how a set of numbers is spread out. The bottom of the box represents the 25th percentile, which.
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