Examlex
How do astronomers explain the basic difference in composition between the inner planets and the outer planets?
Psychological Research
The scientific study of human behavior, emotions, and mental processes through systematic observation, experimentation, and analysis.
Double-Blind Study
An experiment in which neither the people being studied nor the individuals running the study know who is in the control group and who is in the experimental group until after the results are tallied.
Observational Study
A research method where the researcher observes subjects in their natural environment without intervention.
Systematically Watches
The act of observing or monitoring something in a methodical and organized manner.
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