how to read a box and whisker plot
Find the minimum. The minimum is the far left hand side of the graph,at the tip of the left whisker. …Find Q1,the first quartile. Q1 is represented by the far left hand side of the box. …Find the median. The median is represented by the vertical bar. …Find Q3,the third quartile. …Find the maximum.
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How to draw a box and whisker plot?
The box and whiskers plot can be drawn using five simple steps. To draw a box and whisker diagram, we need to find: Step 1: The smallest value in the data is called the minimum value. Step 2: The value below the lower 25% of data contained, called the first quartile. Step 3: Median value from the given set of data.
Is a box-and-Whisker histogram useful?
Think of the type of data you might use a histogram with, and the box-and-whisker (or box plot, for short) could probably be useful. The box plot, although very useful, seems to get lost in areas outside of Statistics, but I鈥檓 not sure why.
What is a box and Whisker chart used for in Excel?
Chart Type Used. The box-and-whisker plot is an exploratory graphic, created by John W. Tukey, used to show the distribution of a dataset (at a glance). Think of the type of data you might use a histogram with, and the box-and-whisker (or box plot, for short) could probably be useful.
What is a box and whisker plot outlier?
The box and whisker plot displays how the data is spread out. In the box and whisker diagram, it has five pieces of information,(also called a five-number summary). The elements required to construct a box and whisker plot outliers are given below. The meaning of each of these elements is listed below.