Mathematics · May / June 2022 · Paper 41 · Question 1
0580
As printed in the paper
Show the answer and mark scheme
1(a)(i)[2]
1 7 7 8 8 9 9 2 1 1 1 1 2 3 3 4 5 [2]
B1 for one row correctly ordered or for fully correct unordered stem-and-leaf diagram or for a correct diagram with one error or omission
1(a)(ii)[1]
21 [1]
1(a)(iii)[1]
23 [1]
1(a)(iv)[2]
48 [2]
M1 for 2 [ ] 360 [ ] 15 × 15 × 360 or 2
1(b)(i)[1]
120 [1]
1(b)(ii)[1]
130 [1]
1(b)(iii)[1]
60 [1]
1(c)(i)[4]
93.4 [4]
M1 for mid-values soi
M1 for Σfx Σ ÷ M1 dep on second M for fx 200
1(c)(ii)[2]
19 [2]
M1 for 86 50 or 114 60
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.