1. Definitions Covered
Census vs. Sample
Observational Study vs. Experiment
Placebo Effect
Completely Randomized Experiment
Control Group
Randomization
Replication
Double Blind

2. Definitions Covered
Nonresponse
Truthfulness of Response
Faulty Recall
Hidden Bias
Vague Wording
Interviewer Influence
Voluntary Response

3. Definitions Covered
Lurking Variable
Confounded
Generalizing Results
Study Sponsor

4. Definitions

5. Definitions
Bar Graph - These are graphs that can be used to display quantitative or qualitative data

7. Definitions
Clustered bar graph

8. Definitions
Pareto Chart - a bar graph is which the bar height represents frequency of an event. In addition, the bars are arranged from left to right according to decreasing height

10. Definitions
Circle graph or Pie Chart - wedges of a circle visually display proportional parts of the total population that share a common characteristic
Cards

12. Definitions
Time-Series Graph - data are plotted in order of occurrence at regular intervals over a period of time
Cards

14. Definitions
Time-Series data - Consists of measurement of the same variable for the same subject taken at regular intervals over a period of time
Cards

15. Definitions
Stem-and-leaf display - a method of exploratory data analysis that is used to rank-order and arrange data into groups
Cards