________ Is the Instrument Used to Listen to Heart Sounds

question 6

Multiple Choice

________ is the instrument used to listen to heart sounds.

• A) A sphygmomanometer
• B) A stethoscope
• C) An electrode
• D) An electrocardiogram

---

Definitions:

Test Statistic

A numerical value calculated from a statistical test, used to determine whether to reject the null hypothesis.

Confidence Coefficient

The level of certainty, typically expressed as a percentage, associated with a confidence interval.

Null Hypothesis

A proposition in statistics that suggests no significant difference or effect exists between certain characteristics of a population.

Tukey-Kramer

A statistical test used to find differences between groups’ means while controlling for type I error.