6 Written questions
5 Multiple choice questions
- Those that feel less strongly on a topic and are not willing to respond.
- The designer doesn't know who has which treatment.
- Those that feel more strongly on a topic and are willing to respond.
- Individuals selected based on their availability.
5 True/False questions
Population → A treatment designed to have no effect but to resemble the actual treatment being used.
Simple Random Sample → Individuals selected based on their availability.
Randomization → The entire collection of individuals.
Placebo → A random selection of a representative sample and that collects data.
Sample → A subset or portion of the population that was selected as a representative.