40. House prices: The following table presents prices, in thousands of dollars, of single-family homes for some of the largest metropolitan areas in the United States for the third quarter of 2015 and the third quarter of 2016. Metro Area Atlanta, GA Baltimore, MD Boston, MA Chicago, IL Cincinnati, OH Cleveland, OH Dallas, TX Denver, CO Houston, TX 2015 2016 181.5 182.0 New York, NY Metro Area 254.5 265.8 Philadelphia, PA 414.6 435.8 Phoenix, AZ 286.4 250.8 Pittsburgh, PA 151.9 160.6 Portland, OR 129.7 138.1 Riverside, CA 215.2 232.2 362.9 394.4 221.1 217.4 Source: National Realtors Association. Los Angeles, CA 449.0 480.0 Seattle, WA Miami, FL 289.0 310.0 Tampa, FL Minneapolis, MN 228.0 242.4 Washington, DC 2015 2016 398.3 395.4 231.7 232.2 217.9 234.7 159.5 155.0 314.8 356.7 291.7 315.5 St. Louis, MO San Diego, CA San Francisco, CA 808.6 885.6 163.6 170.3 547.8 589.9 385.3 420.5 175.0 199.9 401.1 406.9 a. Find the population standard deviation for 2015. b. Find the population standard deviation for 2016. c. In general, house prices increased from 2015 to 2016. Did the spread in house prices increase as well, or did it decrease?
40. House prices: The following table presents prices, in thousands of dollars, of single-family homes for some of the largest metropolitan areas in the United States for the third quarter of 2015 and the third quarter of 2016. Metro Area Atlanta, GA Baltimore, MD Boston, MA Chicago, IL Cincinnati, OH Cleveland, OH Dallas, TX Denver, CO Houston, TX 2015 2016 181.5 182.0 New York, NY Metro Area 254.5 265.8 Philadelphia, PA 414.6 435.8 Phoenix, AZ 286.4 250.8 Pittsburgh, PA 151.9 160.6 Portland, OR 129.7 138.1 Riverside, CA 215.2 232.2 362.9 394.4 221.1 217.4 Source: National Realtors Association. Los Angeles, CA 449.0 480.0 Seattle, WA Miami, FL 289.0 310.0 Tampa, FL Minneapolis, MN 228.0 242.4 Washington, DC 2015 2016 398.3 395.4 231.7 232.2 217.9 234.7 159.5 155.0 314.8 356.7 291.7 315.5 St. Louis, MO San Diego, CA San Francisco, CA 808.6 885.6 163.6 170.3 547.8 589.9 385.3 420.5 175.0 199.9 401.1 406.9 a. Find the population standard deviation for 2015. b. Find the population standard deviation for 2016. c. In general, house prices increased from 2015 to 2016. Did the spread in house prices increase as well, or did it decrease?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:### House Prices: An Analysis
The following table presents prices, in thousands of dollars, of single-family homes for some of the largest metropolitan areas in the United States for the third quarter of 2015 and the third quarter of 2016.
| Metro Area | 2015 | 2016 | Metro Area | 2015 | 2016 |
|------------------|-------|-------|-------------------|-------|-------|
| Atlanta, GA | 181.5 | 182.0 | New York, NY | 398.3 | 395.4 |
| Baltimore, MD | 254.5 | 265.8 | Philadelphia, PA | 231.7 | 232.2 |
| Boston, MA | 414.6 | 435.8 | Phoenix, AZ | 217.9 | 234.7 |
| Chicago, IL | 286.4 | 250.8 | Pittsburgh, PA | 159.5 | 155.0 |
| Cincinnati, OH | 151.9 | 160.6 | Portland, OR | 314.8 | 356.7 |
| Cleveland, OH | 129.7 | 138.1 | Riverside, CA | 291.7 | 315.5 |
| Dallas, TX | 215.2 | 232.2 | St. Louis, MO | 163.6 | 170.3 |
| Denver, CO | 362.9 | 394.4 | San Diego, CA | 547.8 | 589.9 |
| Houston, TX | 221.1 | 217.4 | San Francisco, CA | 808.6 | 885.6 |
| Los Angeles, CA | 449.0 | 480.0 | Seattle, WA | 385.3 | 420.5 |
| Miami, FL | 289.0 | 310.0 | Tampa, FL | 175.0 | 199.9 |
| Minneapolis, MN | 228.0 | 242.4 | Washington, DC | 401.1 | 406.9 |
*Source: National Realtors Association*
---
### Study Questions:
**a. Find the population standard deviation for 2015.**
**b.
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