Observed frequency distribution
Definition
An observed frequency distribution represents the actual count or frequency of occurrences for each category or value in a dataset.
Related terms
Expected frequency distribution: The theoretical or predicted frequency distribution that is expected under the null hypothesis.
Chi-square statistic: A measure used to quantify the difference between the observed and expected frequencies in a chi-square goodness of fit test.
P-value: The probability of obtaining results as extreme as those observed, assuming the null hypothesis is true.
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