Examlex
If two identical wires carrying a certain current in the same direction are placed parallel to each other, they will experience a force of repulsion.
GPAs
Stands for Grade Point Averages, a numerical indication of a student's academic performance calculated by averaging the grades from all of their courses.
Moderator Variables
Variables that explain when, where, or for whom an effect is most likely to occur.
Random Assignment
A method in experimental design where participants are allocated to different groups on a random basis to reduce bias and increase the validity of the results.
Construct Validity
The extent to which a test or instrument measures the theoretical construct it's intended to measure.
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