In a broad sense, the role of a confidence interval for the population mean is meant to accurately portray what?
A. Different population distributions have different population means.
B. The uncertainty involved with observing a sample and not the entire population.
C. If you take a random sample, the sample mean is a biased estimate of the population mean.
D. None of the answers is correct.
Answer: B
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__________________Indicate whether the statement is true or false.
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