Boxplots (one way)

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One-way Box-Whisker Plot

Split by Variety

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One-way Box-Whisker Plot

Split by Farm

University Farm

Waseca

Morris

Crookston

Grand Rapids

Duluth

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One-way Box-Whisker Plot

Split by Year

1931

1932

A series of boxplots split on different criteria.

The boxplot shows the median, upper and lower quartiles and the range of the data. It is ideal for getting a quick overview of a complex dataset as it quickly points out the significant factors in the data.

Here we can quickly check which of farm, variety or year was the most significant influence on the yield of grain.

GraPL © Causeway Graphical Systems Ltd 2001
www.causeway.co.uk.