Can surveys have Random assignment?
When can you not use random assignment?
What does random assignment allow for?
How do you know if you should use a random sample or random assignment?
Does random assignment prove causation?
Can detect relationships in population, but cannot determine causality.
Does random assignment allow for generalization?
Are random assignment and random sampling the same?
Random sampling (also called probability sampling or random selection) is a way of selecting members of a population to be included in your study. In contrast, random assignment is a way of sorting the sample participants into control and experimental groups.