Lab 5: More Practice with Spatial Analysis

Lab 5 Questions

1. How many counties does the State of Iowa contain? (2 pts)
There are 99 Counties in Iowa.

2. Which county in Georgia contains the largest number of people, as of the year 2001? (2 pts)
Colquitt County had the largest number of people as of 2001 with a total of 42802 people.

3. How many cities, with populations greater than 15,000, are located within the State of Washington? (2 pts)
39 cities within Washington have populations greater than 15,000.

4. How many miles long are all of the interstates that are crossed by the outline of Los Angeles County? (2 pts)
The sum of all the interstates that cross the outline of Los Angeles County is 3851.13751 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? (2 pts)


There are 1367445.890625 acres of urban area within Los Angeles County.

6. How many zip codes have their centroid in Los Angeles County? (2 pts)
522 zip codes have their centroid in L.A. County.

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. (2 pts)



8. Which Native American Indian Reservations lie within 75 miles of the City of Thurso in Quebec, Canada? (2 pts)
Doncaster Indian Reserve 17, Kitigan Zibi Indian Reserve, Kahnawake Indian Reserve 14, Kanesatake Indian Reserve 16, and Akwesasne Indian Reserve 15 lie within 75 miles of the City of Thurso in Quebec, Canada.