Probability Tool
Probability — the mathematics of chance.
Counting principles, permutations, combinations, tree diagrams, Venn diagrams, and contingency tables. Full CAPS Paper 2 coverage for Grade 10–12.
CountingnPr & nCrTree diagramsVenn diagramsContingency tablesConditional probability
Type
Ordered arrangements — sequence matters. Use for passwords, race positions, seating orders.
n (total items)
r (chosen)
Number of arrangements
336
Formula