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Mathematics · Oct / Nov 2025 · Paper 41 · Question 16

0580

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The table shows some information about the heights of 50 plants. Height ( cm)  0 5 1 Ā ā  10 12 Ā ā  12 20 Ā ā Frequency 3 24 23 Calculate an estimate of the mean height. cm [4]

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13.09 [4]

M1 for mid-values 7.5, 11 and 16 soi

M1 for Σfx where x-values in correct interval (including boundaries) Σfx M1dep on second

M1 for 50

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