Calculating probabilities using Venn diagrams can often lead to confusion. Here, maths expert Colin Foster lays out a lesson ...

This is the region outside the circle for people who do donate books. \(n(ξ)\) is found by adding all the values. Practise working out finding probabilities from Venn diagrams with this quiz.

Focus on the data in the Venn diagram, not on its appearance. Provide the data in brief statements. Give a summary if one is immediately apparent. Include the caption only if it is not accessible from ...