Examlex
How would a chest X-ray and blood counts differ for a fungal versus bacterial lung infection in children and adults?
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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