When You Hear a Soft, Hissing Noise Known as a Heart

question 119

Multiple Choice

When you hear a soft, hissing noise known as a heart murmur, which of the following valves are injured?

• A) Semilunar valves
• B) Mitral valves
• C) Tricuspid valves
• D) Pulmonary valves
• E) Aortic valves

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Definitions:

F-Ratio

The F-ratio is a statistic used to compare the variance between groups with the variance within groups in analysis of variance (ANOVA) testing.

Factor A

A variable manipulated by the researcher in an experiment to observe its effect on the dependent variable; often used in the context of factorial designs.

MSA

An abbreviation for Metropolitan Statistical Area, which is a geographical region with a relatively high population density at its core and close economic ties throughout the area.

Critical Value

A point on the scale of a test statistic beyond which the null hypothesis is rejected in favor of an alternative hypothesis.