Predict and test whether categories in one population will have the same frequencies in another population of the same size
10 tutor-authored questions for this Ontario curriculum expectation, ordered easiest to hardest — every one with a full worked solution. Work through them free, no account needed.
Sample: the first question, solved
Class A (10 students): 7 like summer, 3 like winter. Predict how many out of 10 in Class B might like summer.
📘 Worked solution
✓7, matching the same proportion as Class A.
And one from the hard end
Class B (10 students) actually shows 3 like summer, 7 like winter — very different from the predicted 6/4. What does this suggest?
Solution shown after you try it in practice mode.
Work through all 10, easiest to hardest
Your Winny Score tracks you as the questions ramp up. Stuck on one? A real Winny Math tutor will walk you through it — first lesson free.
Start practicing