Examlex
A state of emergency has been declared in your area due to a large-scale zombie attack. You try to call your family but the phone lines are jammed. How else could you try to contact them?
Measures of Center
Quantitative measures that describe the central tendency of a data set, including mean, median, and mode.
Measures of Variability
Statistical indicators that describe the spread or dispersion within a dataset, such as range, variance, and standard deviation.
Standard Deviation
A measure of the dispersion or variability in a set of data points, representing the average distance from the mean.
Variance
A metric that quantifies the spread of data points, by calculating the mean of squared variations from the central value.
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