Is It True That the Point Estimate of a Population

question 2

Multiple Choice

Is it true that the point estimate of a population mean must lie within the range of values defined by the corresponding confidence-interval estimate, regardless of the level of confidence achieved?
Explain.

• A)No. The confidence interval only defines a range of values that is likely to contain the point estimate with some prescribed level of confidence. This range of values is not guaranteed to Contain the point estimate.
• B)Yes. By definition, the prescribed confidence interval contains the value of the point estimate.

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Definitions:

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