At this point, we know that standard deviation is a measure of risk (or volatility) and that the number of standard deviations determines the reliability. So here's how it works in the investing world. Let's say you own a mutual fund that has a standard deviation of 21% and an average annual return of 8%.
Core Laboratory. The Core Laboratory is a full-service facility serving both adult and pediatric patients 24 hours a day. The test menu includes general chemistries, hematology, coagulation, blood gas analysis, therapeutic drug testing, endocrine testing, and comprehensive emergency toxicology and psychotropic drug testing services.
In a core biopsy, a larger needle is used to remove one or more small cylinders (cores) of tissue. Core biopsies provide a larger sample than FNA biopsies. If the suspected tumor is in the outer part of the lungs, either kind of biopsy needle can be inserted through the skin on the chest wall. This is called a transthoracic needle biopsy.