Examlex
Random selection enhances ________ and random assignment enhances ________.
SAT Mathematics
A standardized test section evaluating mathematical reasoning and problem-solving skills, part of the SAT exam for college admissions in the United States.
Confidence Interval
A statistical range, computed from sample data, believed to encompass the actual value of a population parameter.
Normal Distributed
A statistical distribution where observations are equally distributed around the mean, creating a bell-shaped curve.
Significance Level
The threshold below which a p-value is considered statistically significant, typically set at 0.05 or 5%.
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