When conducting a goodness-of-fit test,if the expected frequencies are not at least 5,then you must combine categories before proceeding with the test.

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If the expected frequencies are not at least 5, then the chi-square test may not be valid and the categories must be combined until the expected frequencies in each category are at least 5. This ensures that the assumptions underlying the test are met.

When Conducting a Goodness-Of-Fit Test,if the Expected Frequencies Are Not