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  1. Statistics
  2. Hypothesis Testing
  3. Frequentist Inference
  4. Confidence Interval
  5. 17165

Construct 99% confidence interval

4400 students surveyed about length of time to complete bachelor's. The mean is 5.15 years and the standard deviant is 1.68 years. Based on these sample data, construct the 99% confidence interval for the mean time required by all students.

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