>So why would the interview be a predictor of job performance?
Because most companies want to hire people who perform well and not hire people who don't perform well. They have variable success at that but even some fly-by-night startup will try to adjust interviews when they find that a significant number of people they hired needs to be sacked.
Because most companies want to hire people who perform well and not hire people who don't perform well. They have variable success at that but even some fly-by-night startup will try to adjust interviews when they find that a significant number of people they hired needs to be sacked.