Probability — Topic Review | Year 9

QUICK RECAP

Connect the ideas

Record the complete ordered outcome.

Count equally likely elementary outcomes, not summary labels.

Multiply along a path; add disjoint paths.

Update the remaining collection without replacement.

Inclusive or counts the overlap once.

Relative frequency estimates, rather than guarantees, future outcomes.

Complete each paper and show your working.

Probability — Practice test 1
16 questions · 38 marks · 55 minutes · By hand
Build from sample spaces to replacement models, overlapping events and trial evidence.
Open test Marking guide
Probability — Practice test 2
16 questions · 39 marks · 55 minutes · By hand
A fresh mix of counting, complementary events, compound draws, tables and simulation design.
Open test Marking guide
Probability — Applications test
16 questions · 48 marks · 60 minutes · Scientific calculator
Apply compound-event models to games, collections and evidence, then defend assumptions and conclusions.
Open test Marking guide