An estimator must be unbiased if you are to use it for statistical analysis.
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Q8: All estimators are biased since sampling error
Q9: The confidence level refers to the procedure
Q10: When the sample standard deviation is used
Q11: As n increases, the standard error decreases.
Q12: As long as the sample is more
Q14: A sample of size 5 shows a
Q15: The Central Limit Theorem says that, if
Q16: For a sample size of 20, a
Q17: In constructing a confidence interval for the
Q18: In comparing estimators, the more efficient estimator
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