Chapter 10: How Quantities Combine: Understanding Data

Questions

1. Mean of $10, 20, 30, 40$.
2. Median of $2, 6, 4, 8, 10$.
3. Mode of $1, 2, 2, 3, 4, 2, 5$.
4. Range of $12, 5, 18, 3, 22, 9$.
5. Class-mark of interval $20$-$30$.
6. Mean of $f_i x_i$ where $x = (10, 20, 30), f = (2, 3, 5)$.
7. Median of $5, 2, 6, 3, 8, 1, 4, 9$ (8 values).

Extra Practice (Optional)

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