Examlex
A video should clarify,explain,amplify,emphasize,or illustrate a key concept in a speech.
Variance
A measure of the spread of a set of numbers, indicating how much the values differ from the mean of the set.
Standard Normal Random Variable
A normal distribution with a mean of zero and a standard deviation of one, used in z-score calculations.
Area
The size or dimensions of a land area or surface.
z
Represents the standard score, indicating how many standard deviations an element is from the mean.
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