Mathematics · Oct / Nov 2024 · Paper 41 · Question 3
0580
As printed in the paper
Show the answer and mark scheme
3(a)[4]
30.875 [4]
M1 for 5, 15, 30, 45, 65 soi Σ
M1 for fx Σ M1 dep for their fx ÷ 120 dep on 2nd M1
3(b)[4]
Draws correct bar to height 1.75 [4]
B3 for [height = ] 1.75 OR
M2 for [90 – ](10 × 1.3 + 20 × 1.5 + 30 × 0.4) oe
or M1 for 10 × 1.3 or 20 × 1.5 or 30 × 0.4 M1dep for their frequency ÷ 20 dep on at least M1 After 0 scored
SC1 for bar of correct width and height between 1.7 and 1.8
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