unteers to see if a difference exists between the two groups. c) Then record the smoking habits of the 40 volunteers to see if a difference exists between the two groups. d) Use random selection to pick 40 volunteers for the skin patch with the drug. e) Use random selection to pick 35 volunteers for the skin patch with the drug. f) A placebo patch is used for the remaining 35 volunteers in the second group. g) Then record the smoking habits of the 35 volunteers to see if a difference exists between the two gro
A skin patch contains a new drug to help people quit smoking. A group of 75 cigarette smokers have volunteered as subjects to test the new skin patch. For one month, 40 of the volunteers receive skin patches with the new drug. The other volunteers receive skin patches with no drugs. At the end of the two months, each subject is surveyed regarding his or her current smoking habits. (Select all that apply.)
a) No placebo is being used.
b) Then record the smoking habits of all volunteers to see if a difference exists between the two groups.
c) Then record the smoking habits of the 40 volunteers to see if a difference exists between the two groups.
d) Use random selection to pick 40 volunteers for the skin patch with the drug.
e) Use random selection to pick 35 volunteers for the skin patch with the drug.
f) A placebo patch is used for the remaining 35 volunteers in the second group.
g) Then record the smoking habits of the 35 volunteers to see if a difference exists between the two groups.
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