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Imagine you are interested in the level of alcohol use among college students on a particular campus. You have decided that you are going to conduct focus groups instead of individual interviews. First, describe what a focus group is and then describe two ways a focus group would be beneficial to study the level of alcohol use among college students on campus.
P-value
The likelihood of achieving outcomes in a test that are at least as significant as the observed results, assuming the null hypothesis is true.
Confidence Interval
A span of numbers, obtained through statistical methods, expected to encompass the actual value of an unspecified population parameter.
Smoking Status
An individual's current relationship with smoking, including categories such as current smoker, former smoker, or never smoked.
Margin of Error
The range within which the true value of a population parameter lies, with a given level of confidence, based on sample data.
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