Examlex
Which of the following statements made by an older adult with a history of urinary tract infections shows the best understanding of interventions that minimize the risk for developing such infections?
Independent
Two variables are independent if the occurrence or change in one variable does not affect the occurrence or change in the second variable.
Probability Distribution
A function in mathematics that determines the probability of each possible outcome in an experimental scenario.
Random Variable
A variable whose possible values are outcomes of a random phenomenon.
V(X + Y)
The variance of the sum of two random variables, considering both their individual variances and covariance.
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