Examlex
A proper methodology in performing hypothesis tests is to ask whether a random sample can be selected from the population of interest.
Population
The defined group of individuals from which a sample is drawn.
Null Hypothesis
A hypothesis that states there is no statistical significance between the two variables being studied, essentially stating that any observed effect is due to chance.
Independent Variable
The variable in an experimental setting that is manipulated to observe its effect on a dependent variable.
Random Error
Variability in data that arises from unpredictable fluctuations in the measurement process.
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