Which of the following is NOT a factor of noise analysis?

In the context of noise analysis, the factors that are typically considered include the source and type of noise, duration and intensity, and the distance the noise travels from the source. Each of these elements plays a significant role in understanding how noise impacts a given area and the potential effects on human health and the environment.

Weather conditions, while they can influence how sound travels in certain situations, are not typically categorized as direct factors in the core noise analysis. The primary focus of noise analysis is usually on the characteristics of the noise itself and its direct relationship with the environment, such as how far it travels and its intensity, instead of weather variability.

By focusing on the source and type of noise, one can identify its origin and nature, which is crucial for mitigation strategies. Duration and intensity help to quantify the exposure individuals may face in a specific location, while understanding the distance provides insight into how sound dissipates over space. Weather may modify the sound propagation under certain conditions but does not serve as a fundamental element in the core analysis of noise in a planning context.