Mathematics · May / June 2020 · Paper 21 · Question 3
0580
As printed in the paper
The question as text
Mrs Salaman gives her class two mathematics tests. The scatter diagram shows information about the marks each student scored. Test 2 70 60 50 40 30 20 10 0 Test 1 0 10 20 30 40 50 60 70
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
3(a)[1]
66 [1]
3(b)[1]
Positive [1]
3(c)[1]
Ruled line of best fit [1]
3(d)[1]
46 to 50 [1]
FT their line of best fit if a positive gradient
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