A Patient Is Undergoing Renal Computed Tomography (CT)using a Multislice

question 123

Multiple Choice

A patient is undergoing renal computed tomography (CT) using a multislice scanner.This type of scanner does which of the following? Select all that apply.

• A)It continuously collects images in a spiral fashion.
• B)It collects a series of individual images.
• C)It collects many images in a matter of seconds.
• D)It identifies small abnormalities.
• E)It produces high-quality images.

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Definitions:

Marginal Probability

The probability of an event occurring, regardless of the outcomes of other variables; it is calculated by summing the probabilities of the event across all values of the other variables.

E(X + Y)

The expected value of the sum of two random variables, equal to the sum of their individual expected values.

Covariance

A measure that indicates the extent to which two variables change together, but does not indicate the strength of their relationship.

Independent

Not influenced by or dependent on another variable; in statistics, it often means that the occurrence of one event does not affect the probability of another event.