When Small Samples Are Used to Estimate a Population Mean

question 120

Multiple Choice

When small samples are used to estimate a population mean, in cases where the population standard deviation is unknown:

• A) the t-distribution must be used to obtain the critical value.
• B) the resulting margin of error for a confidence interval estimate will tend to be fairly small.
• C) there will be a large amount of sampling error.
• D) None of the above

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