Seven different statistical tests and a process by which you can decide which to use.

The tests are:

Test for a mean,

test for a proportion,

difference of proportions,

difference of two means – independent samples,

difference of two means – paired,

chi-squared test for independence and

regression.

This video draws together videos about Helen, her brother, Luke and the choconutties.

There is a sequel to give more practice choosing and illustrations of the different types of test with hypotheses.