Un-vectored testing potentially wastes time, money, and other resources
Test Vector--Are You Testing in the Right Direction?
Summary:
Testing focused on validating requirements will solve many challenges in software development projects. If you are not testing the right things, then it doesn't matter how fast you test or how many test cases you execute. The Test Vector establishes a requirements-centric vocabulary to help project teams and project stakeholders keep the focus on validating requirements.