Which of the following best describes the sampling distribution of the test statistic for a goodness-of-fit test with k categories? A. Student $ t $-distribution with $ k-1 $ degrees of freedom.
B. Normal distribution.
C. Chi-squared distribution with $ k-1 $ degrees of freedom.
D. Approximately Chi-squared distribution with $ k-1 $ degrees of freedom.

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The Answer of Which of the following best describes the sampling distribution of the test statistic for a goodness-of-fit test with k categories? A. Student $ t $-distribution with $ k-1 $ degrees of freedom.
B. Normal distribution.
C. Chi-squared distribution with $ k-1 $ degrees of freedom.
D. Approximately Chi-squared distribution with $ k-1 $ degrees of freedom.

Which of the Following Best Describes the Sampling Distribution of the Test