Given N = 17, S² = 18 $\le$ $\sigma$ ² $\le$ 363848
B)23

question 87

Multiple Choice

Given n = 17, s² = 18.56, and that the population is normally distributed, the 80% confidence interval for the population variance is ________.

• A)11.4372 \(\le\) \(\sigma\) ² \(\le\) 36.3848
• B)23.5418 \(\le\) \(\sigma\) ² \(\le\) 9.31223
• C)12.6141 \(\le\) \(\sigma\) ² \(\le\) 31.8892
• D)11.2929 \(\le\) \(\sigma\) ² \(\le\) 37.2989
• E)14.2929 \(\le\)\(\sigma\) ² \(\le\) 39.2989