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Jan
Box And Whisker Plot Diagram. Constructing a Box and Whisker chart. These lines indicate variability outside the upper and lower quartiles and any point outside those lines or whiskers is considered an outlier. The box plot although very useful seems to get lost in areas outside of. The Box and Whisker consists of two partsthe main body called the Box and the thin vertical lines coming out of the Box called Whiskers.
Two or more data can be compared. 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. These plots contain the range interquartile range median lower value upper value lower quartile and upper. It is less costly. The diagram is made up of a box which lies between the upper and lower quartiles. Revision notes on Box Plots for the CIE IGCSE Maths exam.
Box and whisker plots help you to see the variance of data and can be a very helpful tool.
It is also used for descriptive data interpretation. It has many advantages. Check out live examples of Box and Whisker Chart in our charts gallery and JSFiddle gallery. Does anybody know how to do a box plot box-and-whisker diagram in Igor. Given some data we can draw a box and whisker diagram or box plot to show the spread of the data. A box-and-whisker graph or box plot is a convenient way of comparing groups of numerical data.