Graphical Representations of Data
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
What is a "quartile"?
📘 Worked solution
✓A value dividing a data set into four equal parts (Q1=25th percentile, Q2=median, Q3=75th percentile).
And one from the hard end
Find the median of 2, 5, 8, 10, 13, 17 (even count).
Solution shown after you try it in practice mode.
Work through all 10, easiest to hardest
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