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Date May 2018 Marks available 2 Reference code 18M.1.SL.TZ2.T_9
Level Standard Level Paper Paper 1 (with calculator from previous syllabus) Time zone Time zone 2
Command term Write down Question number T_9 Adapted from N/A

Question

Consider the following Venn diagrams.

Write down an expression, in set notation, for the shaded region represented by Diagram 1.

[1]
a.i.

Write down an expression, in set notation, for the shaded region represented by Diagram 2.

[1]
a.ii.

Write down an expression, in set notation, for the shaded region represented by Diagram 3.

[2]
a.iii.

Shade, on the Venn diagram, the region represented by the set  ( H I ) .

 

[1]
b.i.

Shade, on the Venn diagram, the region represented by the set J K .

[1]
b.ii.

Markscheme

A'     (A1)

Note: Accept alternative set notation for complement such as U − A.

[1 mark]

a.i.

C D   OR  D C      (A1)

Note: Accept alternative set notation for complement.

[1 mark]

a.ii.

( E F ) G   OR   G ( E F )      (A2) (C4)

Note: Accept equivalent answers, for example  ( E G ) ( F G ) .

[2 marks]

 

a.iii.

     (A1)

[1 mark]

b.i.

(A1) (C2)
[1 mark]

b.ii.

Examiners report

[N/A]
a.i.
[N/A]
a.ii.
[N/A]
a.iii.
[N/A]
b.i.
[N/A]
b.ii.

Syllabus sections

Topic 4—Statistics and probability » SL 4.6—Combined, mutually exclusive, conditional, independence, prob diagrams
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Topic 4—Statistics and probability

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