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Find the 95% Confidence Interval for the Variance of the Heights

Question 46

Multiple Choice

Find the 95% confidence interval for the variance of the heights of maple trees if a sample of 11 trees has a standard deviation of 12.2 feet.


A) 11.2 < Find the 95% confidence interval for the variance of the heights of maple trees if a sample of 11 trees has a standard deviation of 12.2 feet. A) 11.2 < < 13.2 B) 8.5 < < 21.4 C) 137.8 < < 159.8 D) 72.7 < < 458.4 < 13.2
B) 8.5 < Find the 95% confidence interval for the variance of the heights of maple trees if a sample of 11 trees has a standard deviation of 12.2 feet. A) 11.2 < < 13.2 B) 8.5 < < 21.4 C) 137.8 < < 159.8 D) 72.7 < < 458.4 < 21.4
C) 137.8 < Find the 95% confidence interval for the variance of the heights of maple trees if a sample of 11 trees has a standard deviation of 12.2 feet. A) 11.2 < < 13.2 B) 8.5 < < 21.4 C) 137.8 < < 159.8 D) 72.7 < < 458.4 < 159.8
D) 72.7 < Find the 95% confidence interval for the variance of the heights of maple trees if a sample of 11 trees has a standard deviation of 12.2 feet. A) 11.2 < < 13.2 B) 8.5 < < 21.4 C) 137.8 < < 159.8 D) 72.7 < < 458.4 < 458.4

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