10 - 2: Five Number Summaries and Box & Whisker Plots

10 - 2: Five Number Summaries and Box & Whisker Plots

Author: Kate Sidlo

By the end of this tutorial students will be able to define and calculate the minimum, lower quartile, median, upper quartile, and maximum, then use those values to create a box and whisker plot.

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Introduction to Psychology

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BOX AND WHISKER PLOT: A data plot that graphs the maximum, quartiles, and minimum along a number line to show comparison between the quarters of the data.

MAXIMUM: The largest term of a data set

MEAN: The "average" of the numbers. The sum of the terms divided by the number of terms.

MEDIAN: The middle term of a data set when put in order from least to greatest

MINIMUM: The smallest term in a data set

MODE: The most common term in a data set.

QUARTILE: The median of the upper and lower half of data; divides the data into groups of one-forth.