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Complete the table so that the mode, median and range can be found.
Mathematics 0580 · IGCSE · Averages and measures of spread
Averages and measures of spread — practice question
Emma is to complete 15 mathematics questions. The stem-and-leaf diagram shows how many minutes she needs for each question.
Stem 0: leaf values 3, 5, 6, 7, 7, 8, 8
Stem 1: leaf values 1, 2, 2, 3, 6, 6, 6
Stem 2: leaf value 0
Key: $2|0 = 20$ minutes.