The Posterior Communicating Arteries Connect the

question 193

Multiple Choice

The posterior communicating arteries connect the

• A)internal carotid arteries and posterior cerebral arteries.
• B)middle cerebral arteries and posterior cerebral arteries.
• C)posterior cerebral arteries and anterior cerebral arteries.
• D)middle cerebral arteries and anterior cerebral arteries.

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Definitions:

Sample Size

The number of observations or items selected from a population to participate in a statistical analysis.

Correlation Coefficient

A rephrased definition from KT-15: A numerical index ranging from -1 to 1 that indicates the extent to which two variables have a linear relationship.

Interval Variables

Another term for interval data, indicating variables measured along a scale on which each point is placed at equal distance from one another, with meaningful quantifiable differences but without a true zero.

Spearman Correlation

A measure of rank correlation, independent of parametric assumptions, which determines how accurately a monotonic function can depict the relationship between two variables.