CEPR Faculty Director Thomas Kane discusses the importance of statistical significance in the following Brookings Institution paper.
Imagine yourself having had a heart attack. An ambulance arrives to transport you to a hospital emergency room. Your ambulance driver asks you to choose between two hospitals, Hospital A or Hospital B. At Hospital A, the mortality rate for heart attack patients is 75 percent. At Hospital B, the mortality rate is just 20 percent. But mortality rates are imperfect measures, based on a finite number of admissions. If… Read more about Presumed Averageness: The Mis-Application of Classical Hypothesis Testing in Education
Delaware took a major step today toward improving low college graduation rates that are holding back the capabilities of our workforce nationwide. Governor Jack Markell and Secretary of Education Mark Murphy joined researchers from the Strategic Data Project (SDP), a program of the Center for Education Policy Research at Harvard University, to release findings on Delaware students’ college readiness, enrollment, and retention, presenting one of the first thorough analyses done for any state by SDP. The project continues the data-driven approach to student achievement that helped Delaware… Read more about Delaware Takes the Lead in Tackling College Readiness and Retention