Thursday, July 22, 2010

Spatial Analysis

1. How many counties does the State of Iowa contain?
99 counties

2. Which county in Georgia contains the largest number of people, as of the year 2001?
Fulton County (832,094 people)

3. How many cities, with populations greater than 15,000, are located within the State of Washington?
39 cities

4. How many miles long are all of the interstates that are crossed by the outline of Los Angeles County?
3,851.13751 miles

5. Simplify the UrbanBoundaries feature class so that only the urban areas of Los Angeles County are visible (Hint: you will use one of the overlay functions: clip, intersect, or union). Include a screenshot of this new layer in your blog. How many acres of urban area lie within Los Angeles County?
1,367,446.796875 acres of urban area
6. How many zip codes have their centroid in Los Angeles County?
522 zip codes

7. Create a layer displaying the provinces of Canada using the data provided to you in the Canada dataset. Save this new layer under the Canada dataset using the name Provinces. Include a screenshot of this new layer in your blog.

8. Which Native American Indian Reservations lie within 75 miles of the City of Thurso in Quebec, Canada?
Doncaster Indian Reservation 17
Kitigan Zibi Indian Reservation
Kahnawake Indian Reservation 14
Kanesatake Indian Reservation 16
Akwasasne Indian Reservation 15

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