Calculate the Test Statistic F to Test the Claim That $$\sigma _ { 1 } ^ { 2 } = \sigma _{ 2 }^ { 2 } .$$

question 52

Multiple Choice

Calculate the test statistic F to test the claim that $$\sigma _ { 1 } ^ { 2 } = \sigma _{ 2 }^ { 2 } .$$ Two samples are randomly selected from populations that are normal. The sample statistics are given below. $$\begin{array} { l l } \mathrm { n } _ { 1 } = 13 & \mathrm { n } _ { 2 } = 12 \\\\\mathrm {~s} _ { 1 } ^ { 2 } = 17.248 & \mathrm {~s} _ { 2 } ^ { 2 } = 13.75\end{array}$$

• A)1.254
• B)0.797
• C)1.120
• D)1.573

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Accepted as ‘right’ or ‘good’ or ‘proper’ in the context of a governing moral code.

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