Further Venn Diagrams What do you mean by further Venn diagrams? The Venn diagrams used here are no more complicated than those in the first Venn Diagrams revision note, however questions may use s...
Further Tree Diagrams What do you mean by further tree diagrams? The tree diagrams used here are no more complicated than those in the first Tree Diagrams revision note, however more detailed use o...
Set Notation What is set notation? Set notation is a formal way of writing groups of numbers (or other mathematical entities such as shapes) that share a common feature – each number in a set is ca...
Combinations What is the difference between permutations and combinations? A combination is the number of possible arrangements of a set of objects when the order of the arrangements does not matte...
Permutations Are permutations and arrangements the same thing? Mathematically speaking yes, a permutation is the number of possible arrangements of a set of objects when the order of the arrangemen...
Arrangements How many ways can n different objects be arranged? When considering how many ways you can arrange a number of different objects in a row it’s a good idea to think of how many of the ob...
Tree Diagrams What is a tree diagram? A tree diagram is used to show the (combined) outcomes of more than one event that happen one after the other help calculate probabilities when AND and/or OR’s...
Venn Diagrams What is a Venn diagram? A Venn diagram is a way to illustrate events and are particularly useful when outcomes overlap Venn diagrams are mostly used for 2 or 3 events A Venn diagram c...
Probability Basics What do I need to know about probability for AS and A level Mathematics? The language used in probability can be confusing so here are some definitions of commonly misunderstood ...
