gacaincome
20. Income in California and Georgia. The following table contains the per capita personal income for independent random samples of counties in California and Georgia. Test whether the population median per capita personal income per county differs for California versus Georgia, using level of significance .
| California county |
Per capita personal income ($) |
Georgia county |
Per capita personal income ($) |
|---|---|---|---|
| Alameda | 45,689 | Treutlen | 18,840 |
| Ventura | 42,746 | Effingham | 28,443 |
| Napa | 47,491 | Echols | 19,171 |
| Solano | 35,074 | Wilcox | 21,546 |
| Yolo | 31,990 | Whitfield | 29,838 |
| Tulare | 24,153 | Monroe | 30,352 |
| San Benito | 32,472 | Fannin | 25,020 |
| Colusa | 25,201 | Henry | 26,876 |
| Santa Clara | 55,735 | Liberty | 24,216 |
| Monterey | 38,373 | Stephens | 25,931 |
| Shasta | 30,762 | Dooly | 21,228 |
| San Mateo | 66,839 |