Lab #6

1. In your own words, describe how symbology can be influenced by scale.

When scale is changed, symbology stays the same size that it was set at. When you go to a smaller scale the symbols are comparatively smaller to the area around them.

2. What are two ways (one direct and one indirect) to access a layers symbol colors so that they can be changed?

Double click on the layer and while in the properties box access the symbology field to change colors.  Right click on the layer, go to properties and access the symbology field.

3. How would you access the graduated symbols classification option?

To access the graduated symbols classification one must access the layer properties box, select the symbology tab, change the show feature to quantities and select graduated symbols.

4. What are 5 other symbology styles (in addition to ‘Conservation’) that are available to customize your features?

Weather, waste water, hazmat, crime analysis, and survey.

5. How could you permanently save layer symbology for use later on?

Right click on the layer and  navigate to “save as layer file”

6. How can pyramids help raster data display faster?

 They are pre-defined resolution settings that vary from coarse to fine depending on the level that is zoomed in on

7. How could you quickly and temporarily change a layer name to aid display in the Table of Contents?

Click once on the layer. Then click again and you are able to type.

8. What is normalization? Give an example of when it would be used.

Normalization is dividing one attribute by another to find the ratio between them.  It would be used for finding the density of a population

9. How could dot density maps be misleading?

The random distribution of dots may be different from the actual distribution of values