Aspirin and Heart attack...

Group

# of Heart attack

Total (n)

Aspirin

108

10563

Placebo

212

10564

Ho: p1= p2(no effect)

Ha: p1< p2(aspirin helps reduce the probability of a heart attack)

Given the above null and alternative hypotheses, theTYPE 2 errorwould be:

1. a) to say that aspirin helps reduce the probability of a heart attack when it actually does not.
2. b) to say that aspirin does not help reduce the probability of a heart attack when it actually does.
3. c) to say that aspirin tastes funny.
4. d) to say that Advil is much better for you.