Juniors vs. Seniors Psychology Lab Bundle 2: 41 Data-Driven t-Test ActivitiesDescription Does junior year really hit harder than senior year? Are seniors more empathetic, more anxious, or simply more burned out? This bundle of 41 labs turns those questions into classroom data. Each lab follows an identical, classroom-proven structure: students complete a validated psychological scale, collect peer data separated by class year (junior vs. senior), calculate group averages, run an independent-sam