AGS
722
Spatial
Information System for Resource Management
Assignment
No. 3
1. Complete
Chapter 4 of Inside ArcView
GIS 8.3 on Thematic Classification using the following exercises.
·
Exercise 4.1, 4.2 and 4.3: Data
Exploration
·
Exercise 4.4: Classification involving
color ramps and normalization.
(a) What
is a thematic map? Why do we need it?
(b) Using 95 Census Blkgrp data set, and field Households
compare the thematic maps as the results of the classification using Quantile
and Equal Interval methods. Discuss the differences.
a)
Make a thematic map of Soil
textural class and Drainage class from the attribute table of this map layer.
b)
Make a thematic map of Soil Phosphorus
content of soils (ppm) consist of 5 classes according to your own design.
Discuss.
Due: December 2, 2004.