The graphical and Standard Methods for the determination of biochemical oxygen demand (BOD) were compared. Average means ± standard deviation of 228 ± 28 mg/L and 199 ± 25 mg/L for the Standard ...
A graphical method for selecting a symmetrizing power-law transformation is presented. The nonparametric procedure is simple, fast, and sufficiently precise for many practical purposes. It deals ...
MR. J. M. HOUGH has described in Nature of May 22 a graphical method of analysing results from the four-electrode method of determining electrical resistivity, when applied to a horizontally ...
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