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According to Musical Notes and the Range of Pitches of Musical

question 22

Multiple Choice

According to musical notes and the range of pitches of musical instruments, A4 has a fundamental frequency of 220 Hz, and A5 has a fundamental frequency of _____ Hz.


Definitions:

Causal Relationship

A connection between two events where one event is understood to be directly responsible for causing the other.

Placebo

An inert substance given to a patient in control groups for medical experiments to compare the effects of a particular drug.

Testable Hypotheses

A proposition that can be put to a practical test to determine its validity.

Relative Risk

A measure in epidemiology that indicates the likelihood of a certain event or disease occurring in one group compared to another.

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