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The gravity model offers a logical explanation for the fact that
Observed Frequency
The actual count of instances or occurrences of a particular category or outcome in a set of data.
Expected Frequency
The number of times an outcome is predicted to occur in a statistical experiment, based on the probabilities of each outcome.
Rule Of Five
A statistical rule stating that if a dataset contains more than five times the sample size of another, the larger can be considered approximately normal in distribution.
Expected Frequency
The number of occurrences predicted in a category of a contingency table based on the assumption of a particular hypothesis, commonly used in chi-squared tests.
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