You are interested in knowing if an oral contraceptive (birth control pill) incr
ID: 3128036 • Letter: Y
Question
You are interested in knowing if an oral contraceptive (birth control pill) increases blood pressure. You select a random sample of 10 women. For the first month, half of the women receive placebo and the other half receive the birth control pill after which their diastolic blood pressure is measured. In the second month, each woman gets the other pill (birth control, placebo) and blood pressure is measured again. The results of the diastolic blood pressure readings are presented below.
What hypotheses are you testing? a. H0: Type of pill and diastolic blood pressure are unrelated Ha: Type of pill and diastolic blood pressure are related b. H0: d=0 Ha: d>0, where difference=birth control – placebo c. H0:bc-p=0 Ha: bc-p>0 d. H0: bc=p Ha: bc < p
Explanation / Answer
In the above study the hypotheses which are the researcher going to rest is:
a. H0: Type of pill and diastolic blood pressure are unrelated Ha: Type of pill and diastolic blood pressure are related
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