State the Appropriate Null and Alternative Hypothesis and Find the Critical

question 39

Multiple Choice

State the appropriate null and alternative hypothesis and find the critical value for a right-tailed test with $\alpha = 0.05$ and $n = 18$ . Use $\sigma ^ { 2 } = 256$ .

• A) \(\mathrm { H } _ { \mathrm { O } } : \sigma 2 = 256\)
• \(\mathrm { H } _ { 1 : } \sigma ^ { 2 } > 256\)
• C. \(\mathrm { V } . = 27.587\)
• B) \(\mathrm { H } _ { \mathrm { O } : } \sigma ^ { 2 } = 256\)
• \(\mathrm { H } _ { 1 : } \sigma ^ { 2 } > 256\)
• C. \(\mathrm { V } . = 28.869\)
• C) \(\mathrm { H } _ { \mathrm { O } } : \sigma 2 = 256\)
• \(\mathrm { H } _ { 1 : } \sigma ^ { 2 } < 256\)
• C. \(\mathrm { V } . = 27.587\)
• D) \(\mathrm { H } _ { \mathrm { O } } : \sigma ^ { 2 } \neq 256\)
• \(\mathrm { H } _ { 1 : } \sigma ^ { 2 } < 256\)
• C. \(\mathrm { V } . = 28.869\)

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