Examlex
Why do behaviors and characteristics tend to cluster in social networks? Describe Christakis and Fowler's (2007) research on obesity. What does this study tell us about the effects of social networks on body weight?
Variables Of Interest
Specific items or characteristics that researchers aim to study, measure or manipulate within a study.
Confidence Interval
A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter with a specified level of confidence.
Expected Value
The long-run average value of a random variable over many independent trials.
Simple Linear Regression
A method used in statistics to quantify and analyze the linear relationship between two quantitative variables, specifically one predictor and one response variable.
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