DA0-001 · Question #374
DA0-001 Question #374: Real Exam Question with Answer & Explanation
The correct answer is C: A set of ranges contains the population mean with 95% certainty.. A set of ranges contains the population mean with 95% certainty. Rationale:This statement accurately describes a 95% confidence interval. It means that if we were to take 100 different samples and compute a confidence interval for each sample, we would expect about 95 of the inte
Question
Which of the following best describes a 95% confidence interval?
Options
- AThere is a 95% probability that a sample is within one standard deviation of the mean.
- BA stated range may contain 95% of the population mean, 95% of the time.
- CA set of ranges contains the population mean with 95% certainty.
- DA range contains 95% of the population mean.
Explanation
A set of ranges contains the population mean with 95% certainty. Rationale:This statement accurately describes a 95% confidence interval. It means that if we were to take 100 different samples and compute a confidence interval for each sample, we would expect about 95 of the intervals to contain the true population mean.
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