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:

Stop Signal Task

A psychological test used to measure an individual's ability to inhibit a response that has already been initiated.

Attention-Deficit Disorder (ADD)

A neurological disorder characterized by a pattern of inattention and/or impulsivity that interferes with functioning or development.

ADHD

ADHD, Attention-Deficit/Hyperactivity Disorder, is a neurodevelopmental disorder characterized by a pattern of inattention, hyperactivity, and impulsivity that is more frequent and severe than typical developmental levels.

Heuristics

Heuristic techniques that ease the decision-making process by employing simple, efficient rules.