The following statements use the flight delay data of Example 18.1 to illustrate how to create side-by-side box-and-whisker plots with notches: title 'Analysis of Airline Departure Delays'; title2 ...
Sampling data - Intermediate & Higher tier - WJEC Cumulative frequency – Intermediate & Higher tier - WJEC Averages and range - WJEC Discussing results - WJEC Mean, median and mode ...