6. Bootstrapping

The sample as a proxy for the unknown population. Sample from said proxy population (i.e., the sample) to generate a sampling distribution. Bootstrap.

Johanna Hardin https://m154-comp-stats.netlify.app/
2020-10-05
A dotplot with sunglasses and a mustache.

Figure 1: Artwork by @allison_horst.

Agenda

October 5, 2021

  1. Finish power in the permutation test context
  2. Review: logic of confidence intervals
  3. Logic of bootstrapping (resample from the sample with replacement)
  4. BS SE of a statistic

October 7, 2021

  1. Normal CI using BS SE
  2. Bootstrap-t (studentized) CIs
  3. Percentile CIs
  4. properties / advantages / disadvantages

Readings

Reflection questions

Ethics considerations

Slides

Additional Resources

Corrections

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