Box Graph Explained. The middle line of the box represents the median or middle number 8. The Chartio version of the Box Plot is close to the original definition and presentation and is used to take a subset of data and quickly and visually show the five number summary of that data set.
These lines indicate variability outside the upper and lower quartiles and any point outside those lines. The middle line of the box represents the median or middle number 8. Box and whisker plots help you to see the variance of data and can be a very helpful tool.
Tukey used to show the distribution of a dataset at a glance.
In descriptive statistics a box plot or boxplot also known as box and whisker plot is a type of chart often used in explanatory data analysis. The minimum value the 25th percentile Q 1 the median the 75th percentile Q 3 and the maximum value. So this is the median for all the trees that are less than the real median or less than the main median. Draw a box from to with a vertical line through the median.
