Madison Kryswada, director of alumni relationships at State University, assembled a 123-school data set to explore, in her words, "the drivers of alumni giving rate." The alumni giving rate contributed 5% to the increasingly important U.S. News & World Report rankings of U.S. colleges and universities. Wanting to understand the relationship between this variable and school characteristics, Kryswada gave her assistant a list of four well-formed questions to answer.