When a Piano Tuner Strikes Both the a Above Middle

question 70

Multiple Choice

When a piano tuner strikes both the A above middle C on the piano and a 440 Hz tuning fork,he hears 4 beats each second.The frequency of the piano's A is

• A)440 Hz
• B)444 Hz
• C)880 Hz
• D)436 Hz
• E)either 436 Hz or 444 Hz

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Definitions:

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Phone calls made to request immediate assistance in situations of urgent need.

Confidence Interval

A spectrum of figures obtained from sample measurements which probably encloses an uncertain population parameter within a specific confidence level.

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The process or result of becoming lighter in weight, often through diet, exercise, or a combination of lifestyle changes.

Confidence Interval

An assortment of values generated from sample data, considered to potentially contain the value of a non-disclosed population characteristic.