Question

What information can you represent with a box and whisker plot?

Answer 1

Primarily the low quartile, upper quartile, median and interquartile range.

Explanation:

The box is drawn from data given. The box only shows the inter-quartile range, whilst the lines extending (whiskers) shows the complete range i.e; smallest value and largest value.
The box is drawn above just an x-axis scale that is labelled.

Answer 2

Convenient way of graphically depicting groups of numerical data through their quartiles

Explanation:

Mainly we get an idea about the measure of central tendency and measure of dispersion of data cloud.