The component of the chi-square statistic for the cell of subjects abstaining fr

Question

The component of the chi-square statistic for the cell of subjects abstaining from smoking in the placebo group is about

S-Adenosyl-l-methionine (SAMe) is a dietary supplement used to treat depression. A study randomly assigned smokers who wanted to quit smoking to one of three groups: a low dose of SAMe, a high dose of SAMe, or a placebo. After 8 weeks of treatment and behavioral smoking cessation intervention, smoking abstinence was assessed biochemically. Here are the findings:

The component of the chi-square statistic for the cell of subjects abstaining from smoking in the placebo group is about

0.07 0.77 6.33 Placebo Low-dose SAMe High-dose SAMe Abstinent Still smoking 33 33 35

Explanation / Answer

The statistical software output for this problem is:

Contingency table results:
Rows: var10
Columns: None

Chi-Square test:

Hence,

The component of the chi-square statistic for the cell of subjects abstaining from smoking in the placebo group is about 0.07

Option A is correct.

Cell format Count
(Contributions to Chi-Square)

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