ANY educational course in mechanics should undoubtedly be based first of all on experiment. If such is the case, it is practically impossible for any student using “graphical methods” to make the wild ...

Identification of curvature in regression models is an important aspect of data analysis. Partial residual plots have played a major role. Recently a new class of plots has been developed. They are ...

This paper presents procedures whereby the symbolization of Thornthwaite's climatic classification may be quickly and accurately determined by use of graphs and nomograms. Potential evapotranspiration ...

As the author of the article in NATURE of October 24, 1918, in which the diagram referred to by Dr. Hutchinson last week was first brought to the notice of your readers, may I be permitted to ...

In a time-constrained situation, such as standing in line at a cafeteria or restaurant, it can be difficult for consumers to quickly calculate and use numerical nutrition information -- beyond the ...