While Testing for Equality of Variances, Which of the Following $\sigma \frac{2}{1}-\sigma \frac{2}{2}$

question 42

Multiple Choice

While testing for equality of variances, which of the following formulae gives the F-test statistic?

• A) \(\sigma \frac{2}{1}-\sigma \frac{2}{2}\)
• B) \(\frac{\bar{x}-\mu_{0}}{\sigma / \sqrt{n}}\)
• C) \(\frac{\bar{x}-\mu_{0}}{\mathrm{~s} / \sqrt{n}}\)

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