Examlex
Personality is a person's pattern of living as expressed in his or her psychographics.
Discrete Random Variable
A variable that takes on a countable number of distinct values, often representing outcomes of a random process.
Expected Value
This is the mean of a random variable, representing the average outcome we would expect to see if we could repeat an experiment an infinite number of times.
Variance
A measure of the dispersion or spread of a set of data points, indicating how much the values differ from the mean of the set.
Random Variable
A variable whose numerical value results from a random experiment, characterized by its possible values and associated probabilities.
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