1. Discuss how confidence intervals can help in making decisions. Provide some e

1. Discuss how confidence intervals can help in making decisions. Provide some examples different from those in the chapter. 2. Under what circumstances can confidence intervals be applied to timeā€series data? 3. Explain how a confidence interval changes with changes in the level of confidence and sample size. 4. What is a prediction interval and how does it differ from a confidence interval?

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