Psych/Soc · Skill 4

Data and statistics

Skill 4. 10 questions in 2 sets, each with reasoning for every answer choice.

Set 1 · Epidemiology

  1. Calculating sensitivityeasy
  2. Incidence vs. prevalencemedium
  3. Calculating relative riskhard
  4. Positive predictive value and prevalencehard
  5. Calculating positive predictive valuehard

Set 2 · Statistics

  1. Calculating a z-scoreeasy
  2. Percentile for z = +1medium
  3. What a p-value meanshard
  4. Changing α: Type I vs. Type II errorshard
  5. Confidence intervals that include zerohard