Examlex
What is meant by primary data?
Variability
The degree to which data points in a dataset differ from each other and from their mean, showing the spread or dispersion within the set.
Skewness
A measure of the asymmetry of the probability distribution of a random variable about its mean.
Kurtosis
A measure of the "tailedness" of the probability distribution of a real-valued random variable, indicating the sharpness of the peak of a frequency-distribution curve.
Variability
A measure of how spread out or dispersed the scores in a set of data are.
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