Grade 2 Math · Probability

Predict and test whether the mode(s) of a data set from one population will match 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.

Start the 10 questions Curriculum: G2-D2.2

Sample: the first question, solved

Class A (12 students): mode favorite toy is Blocks (5 votes). What is a reasonable prediction for Class B's mode (12 students, same size)?

📘 Worked solution
Similar-sized groups often show similar patterns, so Blocks is a reasonable guess, though it isn't guaranteed.

And one from the hard end

Explain why the mode of one population might not match the mode of another same-sized population.

Solution shown after you try it in practice mode.

Work through all 10, easiest to hardest

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