S1

Complete the following 2 MyMaths tasks for Tuesday 9th Feb:

http://www.mymaths.co.uk/gold/Alevel/lib/resource/loadTask.asp?title=stats1/Averages/averages04QuartilesInterpolationOH&module=Averages&lesson=Quartiles%20and%20Interpolation

http://www.mymaths.co.uk/gold/Alevel/lib/resource/loadTask.asp?title=stats1/Averages/averages02MeanGroupedOH&module=Averages&lesson=Mean%20of%20Grouped%20Data