It may be comprised by 8 panels of 125 W or 5 panels of 200w, or 4 panels of 250w, etc. In all different solutions you should be able to gather comparable solar panel cost information in order to be able to compare the different solutions.
THE CAT is a classic example of context effect. We have little trouble reading H and A in their appropriate contexts, even though they take on the same form in each word. A context effect is an aspect of cognitive psychology that describes the influence of environmental factors on one's perception of a stimulus. The impact of context effects is considered to be part of top-down design. The concept is supported by the theoretical approach to perception known as constructive perception.
Bryant and Zillmann defined media effects as the social, cultural, and psychological impact of communicating via the mass media. Perse stated that media effects researchers study how to control, enhance, or mitigate the impact of the mass media on individuals and society. Lang stated media effects researchers study what types of content, in what type of medium, affect which people, in what situations.