You put your data into a table, and add up all the values to get a total. Divide each value by the total and multiply by 360 to find the number of degrees that value should get in the pie chart. Continue reading

# Category Archives: S2 statistics

# Maths prize, 21 October 2016

# How many marks does Edexcel take off for bad writing in S2?

How many marks do Edexcel take off for bad writing in S2? I’ve looked again at the recent mark schemes, and I’m not sure.

# “Do-and-don’t” for S2 statistics

# S2 test paper, 26-27 March 2015

# S2 statistics past papers, by topic and by date, and other materials

**Collections of past-paper questions by topic**

- Sampling and hypothesis testing
- Continuous random variables
- Distributions: binomial, Poisson, normal, uniform

**Collections of full past papers by date**

- S2 papers 2014 to 2010
- S2 papers 2009 to 2007
- Mark scheme for June 2014 paper
- Mark scheme for June 2014 (R) paper

Mark schemes for other S2 past papers can be found at the Physics and Maths tutor website

# How random can you get?

This investigation is interesting in itself and uses almost all the ideas we learn in S2. Continue reading