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Unit 2 (Statistics (Variance (Range (Difference of highest and lowest…

- - - - Example: -0.83 is stronger correlation than 0.03
  - - - Example: Murder ^ Ice cream sales ^
- - - - random sample from population (sampling
    - - Given to control groups so you can compare experimental group
- - - - Difference of highest and lowest values
      - Outliers can be misleading
    - - Determines average distance between data point and mean
      - How spread out?
  - - - The results are legit, not due to chance
      - p < or equal to 0.5
- - - - Can't study others without permission
    - - Lie, but rarely do it
    - - Revealing that the people are studied
    - - You can leave, and I can get rid of the data if need be
    - - Secret
    - - Everyone agrees the research is ethical