What is stem and leaf plot - Definition and Meaning
Stem And Leaf Plot :
Stem and Leaf Plot is similar to histogram, named after Arthur Bowley's. It is a exploratory data analysis to find the quantitative data in a graphical format. It aids in identifying the shape of a distribution. It is a special table, where each value is split into stem and leaf. The first digit refers to stem the last one, the leaf. The stem and leaf display is usually written in two columns separated by a vertical line.
Lets consider a set of data values.
55, 98, 62, 87, 90, 44, 58, 49, 54, 154
Sort the data in ascending order
44, 49, 54, 55, 58, 62, 87, 90, 98, 154
Stem | Leaf
4 | 4, 9
5 | 4, 5, 8
6 | 2
8 | 7
9 | 0, 8
15 | 4
Here leaf represents the once place and the rest of the numbers are represented in stems side.
When there is repeated number of data like 54, 55, 58, it would look like 5 | 4, 5, 8.
This calculation is useful in showing the relative density and shape of the data, by providing a simple and clear overview of the distribution.
Learn what is stem and leaf plot. Also find the definition and meaning for various math words from this math dictionary.