Question 2: A researcher wants to study the effects of smoking
cessation programs on rates of quitting. They give participants one
of three different treatments, hypnosis, behavioral therapy and
nicotine patch and six months later studied how many had remained
non-smokers. The data is below.
Use statistical methods and where appropriate describe
results both mathematically and verbally.
A. Was quitting rates dependent upon which treatment
participants received?
B. The national average of smokers who quit after six months is
15% +/-4, regardless of intervention, did people in this study have
a higher average of quitting?
Hypnosis
Behavior
Patch
Quit
12
15
3
Didn't Quit
35
12
19