A-LevelMathematicsProbability and statisticsFeb/Mar 2025Paper 5 Q39 Marks
The lengths of 250 leaves of a certain type of plant are measured, correct to the nearest centimetre. The results are summarised in the table below. Length (cm) 5–9 10–14 15–19 20–24 25–29 30–39 Frequency 18 28 60 72 48 24
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