Assume the Sample Is Taken from a Normally Distributed Population

question 27

Multiple Choice

Assume the sample is taken from a normally distributed population and construct the indicated confidence interval.
-The dotplot shows the weights (in pounds) of 15 dogs selected randomly from those adopted out by an animal shelter last week. Construct a 98% confidence interval for the population variance.

• A)(3.03, 18.97)
• B)(1.74, 4.36)
• C)(3.38, 15.70)
• D)(2.89, 16.91)

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Definitions:

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