Examlex
During middle adulthood, most men have more friends than women do.
Probability
A measure of the likelihood of a given event occurring, expressed as a number between 0 (impossible) and 1 (certain).
Sample Means
Average values derived from a subset (sample) of a larger population.
Standard Deviation
Square root of the variance that represents the average deviation of a score from the mean.
Sampling Distribution
The probability distribution of a given statistic based on a random sample, used to estimate properties of an underlying population.
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