What type of test: A drug company claims that an allergy medication causes headaches in 5% of those who take it. A medical researcher believes this claim to be incorrect and would like to test whether the proportion of users getting headaches from the medicine differs from 5%.
a) What kind of hypotheisis test is this?
two-proportions normal distribution
two-means (paired) t distribution
single-proportion normal distribution
two-means (unpaired) t distribution
single-mean t distribution
b) Which hypotheses do we want to test?
H0: p1 = 0.05
HA: p1 > 0.05
H0: p1 = 0.05
HA: p1 < 0.05
H0: p1 ≠ 0.05
HA: p1 = 0.05
H0: p1 = 0.05
HA: p1 ≠ 0.05