3.7 Daily Video Flashcards
Allows us to concluded that very large observed changes are not merely by chance
Random Assignment
Between or among experimental treatment groups and are evidence that the treatments caused the effect
Statistically Significant
Decisions from the sample that can attributed to the distribution (population) from which the sample was drawn
Statical Inference
The results can be generalized to the population of subjects that are like the study
When the experimental units are representative of the population
Gives a better chance that the sample will be representative of the population
Random Selection
Allows us to make decisions about the population or treatments of interest based on the results of the sample data
Statical Inference