This provides a look at how to calculate confidence intervals, including a look at the central limit theorem, finding z values and how the size of a sample determines when you can use the samples variance and mean.

This summary takes an in depth look at chi-squared tests including contingency tables, qualitive data and pooling categories if necessary.

A micro summary of what probability is followed by Conditional and Distribution Probability.

A step by step guide upon how to calculate the Variance and Standard Deviation.

A detailed explanation of how to perform Differentation and Intergration. I have also included Intergation for areas under curves, negative areas and between curves

In this pack, I have included notes which cover Quadratic Curves, an explanation of the Discriminant, as well as how to solve Simultaneous Equations.

Straight line graphs - An explanation of how to find the midpoint, what the gradient is, a straight line equation and how it is seen on a graph. I have also included the equation of a line through a single point and two points, plus Completing the square.

Full probability lecture sheets. Ideal for A level student who is studying maths and finding difficultly in maths.