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Date May 2015 Marks available 1 Reference code 15M.1.HL.TZ2.29
Level Higher level Paper Paper 1 Time zone Time zone 2
Command term Deduce Question number 29 Adapted from N/A

Question

The graph shows a correlation between the number of new cases of stomach cancer and vegetable consumption for women in Poland.

What can be stated from the graph?

A. Vegetable consumption causes stomach cancer
B. 68 % of the data are gathered around the trend line
C. Causality cannot be stated from the graph alone
D. Only that the correlation is positive

Markscheme

C

Examiners report

There was a complaint on the G2s about the placing of this question. Considering it was based on statistics of stomach cancer, placing it in the digestion system topic seems reasonable.

Syllabus sections

Core » Topic 6: Human physiology » 6.1 Digestion and absorption
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