Examlex
Data that are organized by zip code only can reveal customers' habits and be used to map competitors' actions.
Alternative Hypotheses
The hypothesis that there is a significant difference between groups, counter to the null hypothesis.
Type II Error
A type of error that occurs when a statistical test fails to reject a false null hypothesis.
Null Hypothesis
A default hypothesis that there is no significant difference or relationship between specified populations, any observed effect is due to chance.
Hypothesis Testing
A statistical method used to determine if there is enough evidence in a sample of data to infer that a certain condition is true for the entire population.
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