Three different testing procedures which involve a minimum of modification of the usual single sample tests of the hypotheses considered are given here. Tests are made by taking samples at two stages ...

A class of test procedures is proposed for the two-sample setting when one of the samples has a fixed sample size, and the second is obtained by an inverse binomial sequential sampling scheme. These ...

Chorionic villus sampling (CVS) is a prenatal test used to detect birth defects, genetic diseases, and other problems during pregnancy. During the test, a small sample of cells (called chorionic villi ...

What Is a Chloride Blood Test? The chloride blood test, sometimes called a Cl test or serum chloride test, is a simple blood test that measures your chloride levels. Why do chloride levels matter? You ...

Your doctor can order a stool ova and parasites (O&P) test to check for parasites and their eggs in your stool, or feces. It’s a relatively easy and common test. Your doctor will likely ask you to ...