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(a) Statement 3 represents a greater risk that statements 1 and 2
(b) Statement 2 represents a greater risk that statements 1 and 3
(c) Statement 1 represents a greater risk that statements 2 and 3
(d) All three statements represent approximately the same risk
A) swear off the brown stuff forever
B) cut their consumption by two-thirds
C) find out what their initial risk of migraine is and then decide what to do
D) find out how many migraine sufferers eat chocolate and then decide what to do
A) Cyclists wear sunglasses more than non-cyclists do
B) There are more cyclists in hot weather when sales of sunglasses increase
C) Wearing sunglasses while cycling is dangerous: you are less likely to see obstacles on the road
D) Wearing sunglasses as a pedestrian or car driver is dangerous: you are less likely to see cyclists on the road
A) more people?
B) fewer people?
C) the same number of people?
D) the exact same people?
A) You have a better chance of surviving navel cancer in country A
B) The 5-year survival rate in country B is half that in country A
C) The mortality in country B is higher than that in country A
D) The 15-year survival rate is higher in country B