Question

	Verified Absense of smoking	Still Smoking
Nic. E cigarette	21	268
Nic. Patch	17	278
Placebo E cigarette	3	70

Verified abstinence of smoking Still smoking Nicotine e-cigarette 21 268 nicotine patch 17 278 placebo e-cigarette 3 70 Researchers in New Zealand randomly assigned 657 adult smokers who wanted to quit smoking to one of three groups: nicotine patch, nicotine e-cigarette, placebo e-cigarette. Smoking abstinence at the end of the study was assessed through blood work. The published research reports that 7.3% with nicotine e-cigarettes, 5.8% with patches, and 4.1% with placebo had quit smoking. The 3x2 table can be seen above. Conduct the chi-square test of independence to determine if there is an association between type of treatment and if someone is still smoking after the treatment. Question options:

There is not evidence to show an association between type of treatment and if someone is still smoking.

There is evidence to show an association between type of treatment and if someone is still smoking.

Answer 1