An Example of a WBC Count Measured by Automated Methods

question 5

Multiple Choice

An example of a WBC count measured by automated methods that would require a manual differential by certain laboratories is:

• A) <4.0  10⁹/L
• B) 5.5-10.0  10⁹/L
• C) >15.0  10⁹/L
• D) A, B, and C
• E) A and C

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Definitions:

Random Experiment

A process or action that leads to different outcomes, often uncertain and subject to chance.

Intersection

The point or set of points where two or more geometric figures, lines, or surfaces meet or cross.

Independent Events

Two or more events that do not affect the outcome of each other in a statistical experiment.

Balanced Die

A die engineered to ensure that each face has an equal probability of landing up when thrown.