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Between 1954 and 1958 many doctors read a report that linked smoking cigarettes to deaths from lung cancer.

The graph shows deaths from lung cancer among male doctors and ‘all other men’ in England and Wales between 1954 and 1962. 

Which statements best explain the changes in deaths from lung cancer between 1954 and 1962?

1 ‘All other men’ are more at risk of dying from lung cancer then male doctors.

2 Male doctors are more at risk of dying from lung cancer than ‘all other men’.

3 Proportionally more ‘all other men’ gave up smoking than male doctors.

4 Proportionally more male doctors gave up smoking cigarettes than ‘all other men’.  

1 ) 

1 and 3 

2 ) 

2 and 3

3 ) 

2 and 4 

4 ) 

1 and 4 

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