Examlex
Systematic sampling involves systematically spreading the sample through the list of population members.
Expected Value
The weighted average of all possible values of a random variable, representing its mean or center.
Variance
A statistical measurement that describes the spread of numbers in a data set, calculated as the average of squared deviations from the mean.
Probability
A numerical range from 0 to 1 signifying the chances that an event will happen.
Psychiatrist's Theory
A hypothesis or set of hypotheses proposed by a psychiatrist that attempts to explain behavioral, psychological, or mental disorders.
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