Mathematics 0580 · IGCSE · Averages and measures of spread

Averages and measures of spread — practice question

The stem-and-leaf diagram gives the times, in minutes, that each of 15 people took to finish a race. Stem 1: leaves 6, 6, 7 Stem 2: leaves 1, 3, 3, 4, 5, 6, 7, 7, 7 Stem 3: leaves 0, 1, 1 Key: $1|6$ shows 16 minutes.
(a)[1]

Find the mode of the data.

(b)[1]

Find the range of the data.

(c)[1]

Find the median of the data.

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