The 95% confidence interval estimate of a population variance when a sample variance of 324 is obtained from a sample of 81 items is

a. 14.14 to 174.94.
b. 243.086 to 453.520.
c. 16.42 to 194.35.
d. 254.419 to 429.203.


b

Business

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What will be an ideal response?

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Fill in the blank(s) with the appropriate word(s).

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