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Mark schemes are prepared by the Principal Examiner and considered, together with the
relevant questions, by a panel of subject teachers. This mark scheme includes any
amendments made at the standardisation meeting attended by all examiners and is the scheme
which was used by them in this examination. The standardisation meeting ensures that the
mark scheme covers the candidates' responses to questions and that every examiner
understands and applies it in the same correct way.…read more

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Mathematics B, 43051H - AQA GCSE Mark Scheme 2009 June series
The following abbreviations are used on the mark scheme:
M Method marks awarded for a correct method.
A Accuracy marks awarded when following on from a correct method.
It is not necessary always to see the method. This can be implied.
B Marks awarded independent of method.
M dep A method mark which is dependent on a previous method mark being
awarded.
ft Follow through marks.…read more

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Mathematics B, 43051H - AQA GCSE Mark Scheme 2009 June series
MODULE 1 HIGHER TIER 43051H
Note: Probability - Accept fraction, decimal or percentage. Do not accept ratio.
eg ...1......8.....represents
1(a) Suitable key from 00 to 99 B1
......18.........…read more

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Mathematics B, 43051H - AQA GCSE Mark Scheme 2009 June series
3071
4 × 500 (180.75...…read more

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Mathematics B, 43051H - AQA GCSE Mark Scheme 2009 June series
7(a) As the number of books increase
B1 Positive correlation
so does the total weight
7(b)(i) Circle around (4, 7) B1
If no box ticked stronger must be in
7(b)(ii) Stronger box ticked M1
reason
The points would not be as spread
The points would be closer to the out
A1
line of best fit Can get M1 or M1A1 if no box
ticked
13
8 0.…read more

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Mathematics B, 43051H - AQA GCSE Mark Scheme 2009 June series
3
10(a) seen B1
5
3 2
× M1
5 5
6
A1 oe 0.24
25
2 4
10(b) × M1
5 5
+
6 2 4
their × M1 dep
25 5 5
14
A1 oe 0.…read more

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