Find the type and the number of variables for which the Chi-square goodness-of-fir tests are used.

Expert Answers (1)

2021-02-26

Chi-square goodness-of-fit test is applied when t one categorical variable is selected from a single population. It tests whether the distribution of this single categorical variable follows the theoretical distribution.
It determines whether observed counts differ significantly from expected counts if the proposed distribution was the true distribution.
Hence, the correct option is one categorical variable.

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