This paper offers class mark estimators for the intervals of a grouped frequency distribution, derived by parabolic interpolation between any given interval and its adjacent intervals. The objective ...

The optimal interval between two consecutive mammograms is uncertain. The UK Frequency Trial did not show a significant difference in breast cancer mortality between screening every year (study group) ...

The Journal of Experimental Education publishes basic and applied-research studies that use the range of quantitative and qualitative methodologies found in the behavioral, cognitive, and social ...