This topic focuses on probability counting skills, specifically the ability to compute the number of ways to choose a subset of items from a larger set using the binomial coefficient notation, which is often represented as "n choose m" (nCm). It includes exercises that ask students to determine how many ways different numbers of letter tiles can be drawn from a given set and to express their answers using this combinatorial notation. This forms part of a broader introduction to probability and statistics, emphasizing binomial notation.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.