A Goodness-of-fit test compares the observed number of frequencies with predicted frequencies.

Question

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A goodness-of-fit test is used to determine whether an observed frequency distribution differs significantly from a theoretical distribution. It compares the observed number of frequencies with the expected frequencies to see if they are significantly different. A common test for this is the chi-square goodness-of-fit test.

A Goodness-Of-Fit Test Compares the Observed Number of Frequencies with Predicted