Examlex
What was the significance of Eli Whitney to the development of the American economy during the first decades of the nineteenth century?
Diffusion
The method in which a new idea is shared across specific channels over a period among individuals within a social structure.
Internal Validity
The extent to which a research study accurately establishes a cause-effect relationship between the treatment and the observed outcome, minimizing the confounding variables.
Random Assignment
A method used in experiments where participants are allocated to different groups purely by chance, minimizing bias and equalizing other variables.
Experimental Design
A research strategy that involves manipulating one or more variables to determine their effect on a dependent variable while controlling other factors.
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