What Is the Normal Value for Ejection Fraction in a Healthy

question 2

Multiple Choice

What is the normal value for ejection fraction in a healthy heart?

• A)40%
• B)50%
• C)60%
• D)70%

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Definitions:

Contingency Table

A type of table in a matrix format that displays the (multivariate) frequency distribution of the variables.

Independence

In probability and statistics, a condition where two events or variables have no influence on each other's occurrence or value.

Homogeneity

The quality or state of being uniform in composition or character; in statistics, it refers to the similarity of elements or observations within groups.

Tests of Homogeneity

Statistical tests used to determine if different populations have the same variance or other characteristics.