"Is the ASVAB … score the only indicator of success? We say it's not," Sergeant Major of the Marine Corps Carlos Ruiz said.

After decades of using standardized testing to vet recruits, the Marine Corps could begin using a personality test to identify traits that lead to success.

The ASVAB is a key factor to a good job in the military. The test produces two types of scores. One determines if you are eligible to enlist in a specific military branch (the Armed Forces ...