A Patient Has the Following CBC Values:
RBCs: 3 $\mu$ L
WBCs: 7,000

question 96

Multiple Choice

A patient has the following CBC values:
RBCs: 3.9 million/ $\mu$ L
WBCs: 7,000/ $\mu$ L
Platelets: 220,000/ $\mu$ L
Hemoglobin: 9 g
Hematocrit: 32%
Which of the following would you expect in this patient?

• A)anemia
• B)an infection
• C)bruising and bleeding
• D)None of these; all values are within normal limits.

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Definitions:

Chi-square Distribution

A probability distribution that describes the distribution of the sum of the squares of k independent standard normal random variables.

Positive Values

Numbers greater than zero.

Degree of Freedom

The number of independent ways by which a dynamic system can move without violating any constraint applied on it, often used in statistics to determine the number of values in the final calculation of a statistic that are free to vary.

Chi-square Distribution

Chi-square distribution is a distribution of the sum of squared independent random variables, used primarily in hypothesis testing for categorical data.