Which of the Following Variables Is NOT an Intrinsic Factor

question 133

Multiple Choice

Which of the following variables is NOT an intrinsic factor that alters cardiac function?

• A) end -systolic volume
• B) hormonal stimulation
• C) atrial pressure
• D) Starling's law
• E) preload

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Definitions:

T-distribution

A statistical probability distribution utilized for estimating parameters of a population when dealing with a small sample size and an unknown population variance.

Degrees Of Freedom

The number of independent pieces of information available to estimate another parameter or the dimensionality of a statistical calculation.

Test Statistic

A value calculated from sample data during a hypothesis test used to determine the p-value or to compare against a critical value to accept or reject a null hypothesis.

Hypotheses

Proposed explanations or predictions, typically stated in a testable form, that can be examined through experimentation or observation.