Because the test result was positive, the doctor told the patient, "There is a 99% probability that you are infected." The ...

Engage your GCSE maths class with this completely interactive lesson with self-marking activities for learners taking the GCSE (1-9) course. In this lesson, learners will be able to calculate and ...

Author: Chris Boucher (March 2011). This app displays an intricate Venn diagram, containing various combinations of set intersections, unions and complements. Users can shade the area they choose by ...

This lesson will apply different methods of conditional probability in context of the insurance industry. Students will practise their use of triple Venn diagrams, tree diagrams and two-way tables to ...