Last fall, a state college introduced a one-week study skills course for new freshmen students. at the end of the academic year, the college compared the grades and dropout rate for their freshmen with the corresponding measurements for freshmen at a neighboring state college. this study is an example of a
a) what type of research strategy and research design is describe above?
b) identify the schematic (xs and os) for this design and label each component.
c) what is the primary threat to internal validity for this study?