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Which of the following statements about the variance of a normally distributed population is least accurate? A. The test of whether the population variance equals σ02 requires the use of a Chi-squared distributed test statistic, [(n − 1)s2] / σ02. B. A test of whether the variance of a normally distributed population is equal to some value σ02, the hypotheses are: H0: σ2 = σ02, versus Ha: σ2 ≠ σ02. C. The Chi-squared distribution is a symmetric distribution. |