Mathematics 0580 · IGCSE · Averages and measures of spread

Averages and measures of spread — practice question

The stem-and-leaf diagram gives the number of hours studied last week by each of 16 students. Stem 1: leaves 2, 5, 6, 8 Stem 2: leaves 0, 1, 1, 7, 9 Stem 3: leaves 2, 3, 4, 5 Stem 4: leaves 4, 5, 7 Key: 1|2 represents 12 hours.
(a)[1]

Determine the median.

(b)[1]

Determine the mode.

(c)[1]

Determine the range.

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