Multiple Choice
Consider a data sample consisting of 12 values with a mean of 22 and variance of 1.5. What is the 95% confidence interval for the variance?
A) 0.75 < σ2 < 4.32
B) 0.87 < σ2 < 2.08
C) 1.02 < σ2 < 2.87
D) 1.03 < σ2 < 8.26
Correct Answer:

Verified
Correct Answer:
Verified
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