| Bordering states | State | % Correct |
|---|---|---|
| Arizona, Nevada, Oregon | California | 98%
|
| Idaho, Oregon | Washington | 97%
|
| Alabama, Georgia | Florida | 94%
|
| New Hampshire | Maine | 94%
|
| Connecticut, Massachusetts | Rhode Island | 88%
|
| Arkansas, Mississippi, Texas | Louisiana | 87%
|
| California, Nevada, New Mexico, Utah | Arizona | 86%
|
| Massachusetts, New Hampshire, New York | Vermont | 84%
|
| Illinois, Iowa, Michigan, Minnesota | Wisconsin | 81%
|
| Minnesota, South Dakota, Montana | North Dakota | 80%
|
| Maryland, New Jersey, Pennsylvania | Delaware | 77%
|
| Illinois, Kentucky, Michigan, Ohio | Indiana | 77%
|
| Florida, Georgia, Mississippi, Tennessee | Alabama | 74%
|
| Delaware, Pennsylvania, Virginia, West Virginia | Maryland | 73%
|
| Montana, Nevada, Oregon, Utah, Washington, Wyoming | Idaho | 71%
|
| Arkansas, Louisiana, New Mexico, Oklahoma | Texas | 71%
|
| Alabama, Arkansas, Georgia, Kentucky, Mississippi, Missouri, North Carolina, Virginia | Tennessee | 64%
|
| Massachusetts, New York, Rhode Island | Connecticut | 62%
|
| Idaho, North Dakota, South Dakota, Wyoming | Montana | 60%
|
| Indiana, Ohio, Wisconsin | Michigan | 57%
|