Examlex
Do probability distributions measure what did happen or what will probably happen? How do we use probability distributions to make decisions?
Bell Shaped Distribution
A probability distribution that is symmetric and unimodal, with the shape of a bell, often associated with the normal distribution.
Coefficient of Variation
A measure of relative variability that describes the standard deviation as a percentage of the mean.
Standard Deviation
A measure of the dispersion or variability within a set of numerical data, indicating how spread out the numbers are from the average.
Interquartile Range
The difference between the 75th and 25th percentiles of a data set, representing the middle 50% of values.
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