Geography & History Notes | KCSE, NECTA, ZIMSEC & GCSE

  Dot maps or  dot distribution map (also known as dot density map) is a map type that uses a dot symbol to show the presence of a feature or phenomenon. Dot maps rely on a visual scatter to show spatial pattern. The following are advantages of dot maps: If well constructed it shows distribution and comparative densities It is easier to show variation in distribution of wide variety of commodities if it is presented using different colours. Dot maps are used to represent wide range of items like population, value of minerals, crops and so forth They are very easy to construct compared to proportional circles It is very easy to compare the distribution of items considering the concentration of dots. It is easy to interpret by counting the number of dots multiplied by the dot value to get the total value of the given area The following are disadvantages of dot maps It is time consuming especially when marking dots on maps When the scale is small many dots are drawn which cause o...

  what is dot map? Dot maps or dot distribution map (also known as dot density map ) is a map type that uses a dot symbol to show the presence of a feature or phenomenon. Dot maps rely on a visual scatter to show spatial patterns. in other words, A dot map is a statistical map that uses dots of fixed size to represent a fixed number of units in a particular area. They employ a base map of a concerned area and a dot is drawn exactly on the appropriate location on the map. they are useful in representing statistical data like population , plants in the forest, and so on population density maps are often dotted maps all dot maps must be drawn on an equal-area map projection. this is critical because using map projection which does not preserve the size of the area will distort the perceived density of the dots types of dot maps one to one dot maps where one dot represents one object or count one to many dot maps in which one dot stands for number of things or a value (for ex...