Water Quality Statistics

Water quality experiments, especially the use of macroinvertebrates as indicators of water quality, offer an ideal context for connecting statistics and science. In the STAR program for secondary students and teachers, water quality experiments were also used as a context for teaching statistics. In this article, we trace one activity that uses virtual streams and repeated sampling to develop the notion of a hypothesis test for one proportion.     

A Reply to Davson-Galle

Science &; Education -     

Transforming America’s Universities to Compete in the “New Normal”

The challenges faced today by U.S. colleges and universities have been accelerated by the current economic downturn, but they are not the result of it. Consequently, we should not expect a sudden reversal of fortune when the economy rebounds. Changing demographics and spending priorities coupled with increasing competition and demands for accountability mean that universities face a “new normal” in which they must embrace a clear vision of the future, including access and opportunity for all learners and a culture of entrepreneurship and service.