What Is the Recommended Distance Between Ceiling Mounted Speakers in a Hallway

question 312

Multiple Choice

What is the recommended distance between ceiling mounted speakers in a hallway with heavy traffic?

• A) 2.4 m (8 ft)
• B) 3.7 m (12 ft)
• C) 4.9 m (16 ft)
• D) 6 m (20 ft)

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Definitions:

Expected Frequency

In statistics, the forecasted count of occurrences across different categories or intervals in a study.

Significant Change

A statistically important difference or alteration between two or more variables or sets, indicating a divergence beyond random variations.

Marascuilo Procedure

The Marascuilo Procedure is a statistical method used to simultaneously compare proportions among multiple groups to identify significant differences.

Uniform Distribution

A distribution in which all outcomes are equally likely; a flat distribution where every value has the same probability.