Complete GCSE Statistics bundle with interactive self-marking lessons and printable worksheets covering averages, charts, distributions and data interpretation. Take the stress out of planning GCSE ...

Full lesson on how to calculate outliers. It covers the process using box plots, and then moves on to using a normal distribution and the standard deviation to determine outliers. A bundle is a ...

Add Yahoo as a preferred source to see more of our stories on Google. Here are the main figures for this year's GCSE results: – The proportion of entries receiving the highest grades has fallen from ...