A multilaboratory analysis characterized the ability of 27 different labs to identify 20 proteins at equimolar concentrations in a highly purified test sample mixture using mass spectrometry. The ...

The nation's first community drug testing including on Cape Cod sees more additives identified in drugs. Anonymous in-person ...

T. Tony Cai, Weidong Liu, Yin Xia, Two-sample test of high dimensional means under dependence, Journal of the Royal Statistical Society. Series B (Statistical Methodology), Vol. 76, No. 2 (MARCH 2014) ...

There are two distinct types of t test: the one sample t test and two sample t test. The two sample t test compares two groups with respect to their mean values, whereas the one sample test compares ...

JEE Main mock tests and sample papers are practice tests designed to help candidates familiarize themselves with the examination pattern, format, and types of questions asked in the JEE Main exam.

The results of a tracking test are reported in two different ways. A Proof Tracking Index test (PTI) is usually carried out at 175 V to confirm that the sample can survive 50 drops.