Examlex
Personal attributes such as age, education, occupation, income and lifestyle are frequently used to define, identify and classify an individual.
Standard Error
The standard deviation of the sampling distribution of a statistic, typically used to measure the accuracy of sample mean estimates.
Population Standard Deviation
A statistic that measures the dispersion or spread of a set of data points in a population.
Sample Size
The number of observations or data points collected in a statistical study.
Z Score
A raw score that is adjusted for the mean and standard deviation of the distribution from which the raw score comes.
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