IGCSE Mathematics: Statistics | Questions by Topic

Past paper questions, key definitions, and mark schemes.

• Mean = sum of values / number of values
• Median = middle value when data is ordered
• Mode = most frequently occurring value
• Range = highest value – lowest value
• Probability = number of favourable outcomes / total outcomes
• P(A and B) = P(A) x P(B) for independent events
• P(A or B) = P(A) + P(B) – P(A and B)

Practice on the go!