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Published byLyric Hench Modified over 2 years ago

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Main purpose is to communicate variation in spatial density. Technique involves the selection of an appropriate point symbol (dot) to represent each discrete element of a geographically distributed phenomenon. The symbol form does not change, but its number changes from place to place proportion to the number of objects being represented. Dot Map

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Choropleth Map Put data into a spatial format and are useful for determining demographic data, such as infant mortality rates, by assigning colors or patterns.

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Graduated Circles Map Type of quantitative thematic map in which point data are represented by a circle whose size varies with the data values.

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