Ib Maths Hl May 07 Ms

IB DIPLOMA PROGRAMME
PROGRAMME DU DIPLÔME DU BI
PROGRAMA DEL DIPLOMA DEL BI

M07/5/MATHL/HP1/ENG/TZ1/XX/M

MARKSCHEME
May 2007

MATHEMATICS

Higher Level

Paper 1

16 pages

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M07/5/MATHL/HP1/ENG/TZ1/XX/M

This markscheme is confidential and for the exclusive use of examiners in this examination session.
It is the property of the International Baccalaureate and must not be reproduced or distributed to any other person without the authorization of IBCA.

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M07/5/MATHL/HP1/ENG/TZ1/XX/M

Instructions to Examiners
Abbreviations
M

Marks awarded for attempting to use a correct Method; working must be seen.

(M)

Marks awarded for Method; may be implied by correct subsequent working.

A

Marks awarded for an Answer or for Accuracy: often dependent on preceding M marks.

(A)

Marks awarded for an Answer or for Accuracy; may be implied by correct subsequent working.

R

Marks awarded for clear Reasoning.

N

Marks awarded for correct answers if no working shown.

AG

Answer given in the question and so no marks are awarded.

Using the markscheme
1

General
Write the marks in red on candidates’ scripts, in the right hand margin.
• Show the breakdown of individual marks awarded using the abbreviations M1, A1, etc.
• Write down the total for each question (at the end of the question) and circle it.

2

Method and Answer/Accuracy marks
• Do not automatically award full marks for a correct answer; all working must be checked, and marks awarded according to the markscheme.
• It is not possible to award M0 followed by A1, as A mark(s) depend on the preceding M mark(s), if any. • Where M and A marks are noted on the same line, e.g. M1A1, this usually means M1 for an attempt to use an appropriate method (e.g. substitution into a formula) and A1 for using the correct values.
• Where the markscheme specifies (M2), N3, etc., do not split the marks.
• Once a correct answer to a question or