The Fundamental Frequency of a Above Middle C on the Piano

question 18

Multiple Choice

The fundamental frequency of a above middle C on the piano is 440 Hz. This is the tenor high A, but a convenient note in the mid-range of women's voices. When we calculate the wavelength, we find that it is

• A) much shorter than the length of either a man's or woman's lips.
• B) shorter than the length of a man's lips, but about the length of a woman's lips.
• C) longer than a woman's lips, but about the length of a man's lips.
• D) much longer than the length of either a man's or a woman's lips.
• E) about the same length as either a man's or woman's lips.

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Definitions:

Assume

To accept something to be true without question or proof.

Research Hypothesis

A specific, testable prediction about the relationship between two or more variables that a researcher aims to investigate.

Purpose

The reason for which something is done or created or for which something exists.

Sampling Error

The difference between a sample statistic used to estimate a population parameter and the actual but unknown value of the parameter.