340 or 350 B1ft Must ft from their 3sf answer if seen Alternative Method 3 = 24 = 24 x x M1 sin50 sin40 sin90 sin40 or [28.5, 29] M1dep or [37.3, 37.5] × 24 × 24 tan 50 M1dep × 24 × their 37.3 × sin 50 A1 [342, 348] B1ft 340 or 350 Must ft from their 3sf answer if seen Fully correct box plot with minimum = 65 17(a) LQ = 70 median B2 B1 for 3 correct = 80 UQ = 85 maximum = 95 Q Additional Guidance Mark 17(a) Minimum and maximum values can be marked with a cross or a plus LQ = 75 B1 Need not be plotted 17(b)
340 or 350 B1ft Must ft from their 3sf answer if seen Alternative Method 3 x = 24 sin50 sin40 M1 x = 24 sin90 sin40 or [28.5, 29] M1dep or [37.3, 37.5] × 24 × 24 tan 50 M1dep × 24 × their 37.3 × sin 50 [342, 348] A1 340 or 350 B1ft Must ft from their 3sf answer if seen 17(a) Fully correct box plot with minimum = 65 LQ = 70 median = 80 UQ = 85 maximum = 95 B2 B1 for 3 correct Q Additional Guidance Mark 17(a) Minimum and maximum values can be marked with a cross or a plus 17(b) LQ = 75 B1 Need not be plotted
November-2014-Paper-2-Mark-Scheme1.docx