Examlex
Which of the following is TRUE regarding physical appearance cues?
Variances
Measures of the dispersion of a set of data points around their mean value, indicating how spread out the data points are.
E(XY)
The anticipated outcome of multiplying two stochastic variables together, showing how their variances are interconnected.
COV(X,Y)
A measure of the degree to which two variables X and Y move together, indicating the strength and direction of their linear relationship.
Marginal Probability
The probability of an occurrence of a single event without consideration of any other events.
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