# Probability Density Functions

Here, we have a collection of videos, activities and worksheets that are suitable for A Level Maths.

### Statistics : Probability Density Functions (Introduction)

In this tutorial I we introduce probability density functions.

### Statistics : Probability Density Functions (Example 1)

In this example you are asked to calculate the value of a constant k in a p.d.f. I show you two methods and sketch the p.d.f.

### Statistics : Probability Density Functions (Example 2 )

In this example you are asked to sketch a p.d.f. and calculate several probabilities. The p.d.f. has been chosen to illustrate an example made up of several functions.

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