3 free statistics & probability resources for 11th Grade: 2 worksheets, 1 study guide. Answers included.
Data, graphs, averages and chance. 11th grade is the first year of senior study.
Students will practice: applying the addition rule and the complement to find probabilities; drawing tree diagrams for events with and without replacement and multiplying along branches; calculating conditional probabilities using P(A | B) = P(A ∩ B) ÷ P(B); testing whether two events are independent; using the multiplication principle and factorial notation to count arrangements; calculating permutations with nPr, including repeated objects and restrictions; calculating combinations with nCr and deciding whether order matters; finding probabilities by counting favorable and total selections.
Printable practice with an answer sheet.
A senior math worksheet on counting: the multiplication principle, factorials, permutations (including repeated letters, restrictions and…
A senior math worksheet on discrete probability distributions: checking that a table is a valid distribution, finding unknown…
Clear explanations, examples and tips.
A senior study guide to multi-stage probability: the addition and multiplication rules, tree diagrams with and without replacement,…
All statistics & probability worksheets, every grade →
Data, graphs, averages and chance. At 11th Grade, our resources focus on: applying the addition rule and the complement to find probabilities; drawing tree diagrams for events with and without replacement and multiplying along branches; calculating conditional probabilities using P(A | B) = P(A ∩ B) ÷ P(B); testing whether two events are independent.
Read the study guide first, then start with the Level 1 or Level 2 worksheet. Finish with the topic test.
Yes — every worksheet has an answer sheet. Maths answer sheets show the working; English tasks include model answers or success criteria.
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