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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

Data Analysis

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.

Topics

#Confidence Interval#Statistical Inference#Population Mean#Probability

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