A Person Stands Between Two Speakers Driven by the Same

question 320

Multiple Choice

A person stands between two speakers driven by the same source. Each speaker produces a tone with a frequency of 200 Hz on a day when the speed of sound is 330 m/s. The person is 1.65 m
From one speaker and 4.95 m from the other. What type of interference does the person perceive?

• A) constructive
• B) destructive
• C) both constructive and destructive
• D) neither constructive nor destructive

---

Definitions:

Range

The difference between the highest and lowest scores in a dataset.

Variability

The extent to which data points in a set differ from each other and from their average, or the degree of dispersion within the dataset.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values.

Variability

The degree to which observations in a dataset or statistical distribution vary from the mean and among themselves.