Final answer:
Bulldog College is using ACT scores to predict junior level GPA, which demonstrates the concept of predictive validity. This method assesses how well ACT scores can indicate future academic performance.
Step-by-step explanation:
When Bulldog College compares stuadents' ACT scores to their junior level GPA, they are looking at predictive validity. Predictive validity refers to the extent to which a score on a test predicts future performance. In this scenario, the ACT is being used to predict college readiness and potential academic success, as indicated by junior-level GPA. If a high correlation is found between ACT scores and GPA, the ACT could be considered a valid predictor of future academic achievement.