| Border | % Correct |
|---|---|
| Alaska | 45%
|
| Hawaii | 41%
|
| California-Oregon | 27%
|
| Oregon-Washington | 27%
|
| California-Nevada | 18%
|
| Idaho-Washington | 18%
|
| Michigan-Ohio | 18%
|
| Indiana-Michigan | 14%
|
| Oklahoma-Texas | 14%
|
| Arizona-California | 9%
|
| Idaho-Montana | 9%
|
| Iowa-Minnesota | 9%
|
| Maine-New Hampshire | 9%
|
| Montana-Wyoming | 9%
|
| Nevada-Oregon | 9%
|
| Alabama-Florida | 5%
|
| Colorado-Kansas | 5%
|
| Florida-Georgia | 5%
|
| Idaho-Nevada | 5%
|
| Idaho-Oregon | 5%
|
| Illinois-Indiana | 5%
|
| Indiana-Ohio | 5%
|
| Kansas-Missouri | 5%
|
| Kansas-Oklahoma | 5%
|
| Massachusetts-New York | 5%
|
| Minnesota-North Dakota | 5%
|
| Nevada-Utah | 5%
|
| New Jersey-New York | 5%
|
| New Mexico-Texas | 5%
|
| New York-Pennsylvania | 5%
|
| North Dakota-South Dakota | 5%
|
| Alabama-Georgia | 0%
|
| Alabama-Mississippi | 0%
|
| Alabama-Tennessee | 0%
|
| Arizona-Nevada | 0%
|
| Arizona-New Mexico | 0%
|
| Arizona-Utah | 0%
|
| Arkansas-Louisiana | 0%
|
| Arkansas-Mississippi | 0%
|
| Arkansas-Missouri | 0%
|
| Arkansas-Oklahoma | 0%
|
| Arkansas-Tennessee | 0%
|
| Arkansas-Texas | 0%
|
| Colorado-Nebraska | 0%
|
| Colorado-New Mexico | 0%
|
| Colorado-Oklahoma | 0%
|
| Colorado-Utah | 0%
|
| Colorado-Wyoming | 0%
|
| Connecticut-Massachusetts | 0%
|
| Connecticut-New York | 0%
|
| Connecticut-Rhode Island | 0%
|
| Delaware-Maryland | 0%
|
| Delaware-New Jersey | 0%
|
| Delaware-Pennsylvania | 0%
|
| Georgia-North Carolina | 0%
|
| Georgia-South Carolina | 0%
|
| Georgia-Tennessee | 0%
|
| Idaho-Utah | 0%
|
| Idaho-Wyoming | 0%
|
| Illinois-Iowa | 0%
|
| Illinois-Kentucky | 0%
|
| Illinois-Missouri | 0%
|
| Illinois-Wisconsin | 0%
|
| Indiana-Kentucky | 0%
|
| Iowa-Missouri | 0%
|
| Iowa-Nebraska | 0%
|
| Iowa-South Dakota | 0%
|
| Iowa-Wisconsin | 0%
|
| Kansas-Nebraska | 0%
|
| Kentucky-Missouri | 0%
|
| Kentucky-Ohio | 0%
|
| Kentucky-Tennessee | 0%
|
| Kentucky-Virginia | 0%
|
| Kentucky-West Virginia | 0%
|
| Louisiana-Mississippi | 0%
|
| Louisiana-Texas | 0%
|
| Maryland-Pennsylvania | 0%
|
| Maryland-Virginia | 0%
|
| Maryland-West Virginia | 0%
|
| Massachusetts-New Hampshire | 0%
|
| Massachusetts-Rhode Island | 0%
|
| Massachusetts-Vermont | 0%
|
| Michigan-Wisconsin | 0%
|
| Minnesota-South Dakota | 0%
|
| Minnesota-Wisconsin | 0%
|
| Mississippi-Tennessee | 0%
|
| Missouri-Nebraska | 0%
|
| Missouri-Oklahoma | 0%
|
| Missouri-Tennessee | 0%
|
| Montana-North Dakota | 0%
|
| Montana-South Dakota | 0%
|
| Nebraska-South Dakota | 0%
|
| Nebraska-Wyoming | 0%
|
| New Hampshire-Vermont | 0%
|
| New Jersey-Pennsylvania | 0%
|
| New Mexico-Oklahoma | 0%
|
| New York-Vermont | 0%
|
| North Carolina-South Carolina | 0%
|
| North Carolina-Tennessee | 0%
|
| North Carolina-Virginia | 0%
|
| Ohio-Pennsylvania | 0%
|
| Ohio-West Virginia | 0%
|
| Pennsylvania-West Virginia | 0%
|
| South Dakota-Wyoming | 0%
|
| Tennessee-Virginia | 0%
|
| Utah-Wyoming | 0%
|
| Virginia-West Virginia | 0%
|