Here is how to interpret a dotplot. 1  Each dot can represent a single observation from a set of data, or a specified number of observations from a set of data. 2  The dots are stacked in a column over a category, so that the height of the column represents the relative or absolute frequency of observations in the category.
Learner's definition of LOUD. 1. : making or causing a lot of noise : strong and noticeable in sound. a loud noise/party. loud music/laughter/applause. She complained in a loud voice.
A loudspeaker (or loud-speaker or speaker) is an electroacoustic transducer;[1] which converts an electrical audio signal into a corresponding sound.[2] The most widely used type of speaker in the 2010s is the dynamic speaker, invented in 1925 by Edward W. Kellogg and Chester W. Rice. The dynamic speaker operates on the same basic principle as a dynamic microphone, but in reverse, to produce sound from an electrical signal.