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Teacher's Guide - Pearson

Teacher's Guide - Pearson

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35Marks scored in a Mathematics test by Form 3 students30Cumulative frequency25201510500–5 6–10 11–15 16–20 21–25 26–30 31–35 36–40 41–45 46–50MarksActivity 19.3 (Student’s Book page 355)1. Age last birthday Frequency Age last birthday Cumulative frequency0–19 12 0–19 1220–39 25 0–39 3740–59 35 0–59 7260–79 16 0–79 8880–99 3 0–99 91Chapter 19: Processing data and presentations121

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