Chapter 8

Question 1

graduated color map

Answer 1

uses a change in color to represent data classifications

Question 2

graduates symbol map

Answer 2

uses a symbol that varies in size to show numeric attributes values

Question 3

proportional symbol map

Answer 3

the symbols are drawn proportionally in size

Question 4

dot density map

Answer 4

represents quantities using randomly placed dots to form a density pattern inside a polygon

Question 5

manual classification

Answer 5

set class breaks manually

Question 6

equal interval

Answer 6

the entire range is equally divided by the number of classes you choose

Question 7

defined interval

Answer 7

you define the interval size to determine how many classes there are

Question 8

quantile

Answer 8

all classes have the same number of features

Question 9

natural breaks

Answer 9

jenks. based on natural groupings inherent in the data, boundaries are set where there a relatively large gaps between values

Question 10

geometric interval

Answer 10

creates class breaks based on class intervals that have a geometrical series

Question 11

standard deviation

Answer 11

creates classes based on a specific number of SD from the mean

Question 12

normalization

Answer 12

dividing one attribute by another to find a ratio