In order to calculate this value we must first understand what the lower quartile, median and upper quartile are: the lower quartile is the median of the lower half of the data. The \(\frac{(n+1)}{ ...

The box spans from the first quartile to the third quartile, with a horizontal line representing the median. Whiskers extending from the box indicate variability outside the upper and lower quartiles.

The median is indicated by the line inside the box. It is approximately 76 kg. The lightest player is 50 kg. FALSE - 75% of the players are over the lower quartile which is approximately 57 kg.