Which of the Following Are the Same Between a Confidence

question 89

Multiple Choice

Which of the following are the same between a confidence interval and a prediction interval?

• A) The formulas are the same.
• B) They both use the standard error of estimate.
• C) They both provide a confidence interval for the mean.
• D) A confidence interval and prediction interval are the same width.

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Definitions:

Random Sample

A group of people selected from a broader population, where each person has the same likelihood of being chosen.

Stratified Sample

A sampling technique where the population is divided into subgroups (strata) and samples are drawn from each stratum to ensure representation of the whole population.

Primary Research

The process of gathering original data directly from sources through surveys, interviews, or experiments.

Interviews

Structured conversations where one or more persons ask questions to obtain information from another person, often used in the context of job hiring.