Statistics: the practice or science of collecting and analysing numerical data in large quantities, especially for the purpose of inferring proportions in a whole from those in a representative sample.
Can you use statistics to improve your sporting performance?
Yes you could use statistics in your sport to improve your performance e.g: I could record my goal shooting in a game of hockey and put it into a graph to show my data. Therefore giving me statistics and so I can analyse my game performance.