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Mathematics LibreTexts

18.10: Statistics

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1.

  1. Population is the current representatives in the state’s congress
  2. 106
  3. the 28 representatives surveyed
  4. 14 out of 28 = 12 = 50%
  5. We might expect 50% of the 106 representatives = 53 representatives

3. This suffers from leading question bias

5. This question would likely suffer from a perceived lack of anonymity

7. This suffers from leading question bias

9. Quantitative

11. Observational study

13. Stratified sample

15.

  1. Group 1, receiving the vaccine
  2. Group 2 is acting as a control group. They are not receiving the treatment (new vaccine).
  3. The study is at least blind. We are not provided enough information to determine if it is double-blind.
  4. This is a controlled experiment

17.

  1. Census
  2. Observational study

This page titled 18.10: Statistics is shared under a CC BY-SA 3.0 license and was authored, remixed, and/or curated by David Lippman (The OpenTextBookStore) via source content that was edited to the style and standards of the LibreTexts platform.

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