Assume the Sample Is Taken from a Normally Distributed Population $\sigma ^ { 2 }$

question 36

Multiple Choice

Assume the sample is taken from a normally distributed population and construct the indicated confidence interval.
-Construct the indicated confidence intervals for the population variance $\sigma ^ { 2 }$ and the population standard deviation ?. Assume the sample is from a normally distributed population
C = 0.99, s = 225.8, n = 61

• A)(33,268.86, 86,090.46); (182.4, 293.41)
• B)(36,725.23, 75,567.87); (191.64, 274.9)
• C)(38,683.12, 70,833.06); (196.68, 266.14)
• D)(41,119.11, 65,845.98); (202.78, 256.6)

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