Calculating the average value of 5 sample measurements of a door width is an example of "descriptive statistics".
Descriptive statistics are utilized to depict the fundamental highlights of the information in an investigation. They give straightforward synopses about the example and the measures. Together with straightforward illustrations examination, they shape the premise of for all intents and purposes each quantitative investigation of information.
With descriptive statistics you are essentially portraying what is or what the information appears. With inferential insights, you are endeavoring to achieve ends that reach out past the prompt information alone.