Examlex
A cluster sample occurs when you randomly select groups,and for each group selected,you sample every single member of that group.
Standard Deviation
A measure of the amount of variation or dispersion of a set of values, indicating how much the values in the set deviate from the mean.
Distribution
Describes the frequency or probability of all possible outcomes of a random variable.
Box Plots
Box plots, also known as box-and-whisker plots, are graphical representations used in descriptive statistics that show the distribution, central value, and variability of a dataset through quartiles, highlighting median, quartiles, and outliers in the data.
Medians
The middle value in a set of numbers, dividing the data set into two halves.
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