WAEC 2024 · Paper 1 · Q48

Dispersion & cumulative frequency

Find the range of the following set of numbers: 28, 29, 39, 38, 33, 37, 26, 20, 15 and 25.

Worked solution (try it first)

The largest number is 39 and the smallest is 15.
The range is $39 - 15 = 24$ , option B.

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