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.
noun. verb. The core of an apple is where the seeds are. The core of an apple is where the seeds are. Core is defined as the most important or main thing.An example of core is the main goal of the police department to protect and serve. The definition of core is the inside, central, basis of something, or the fibrous seed containing center of some fruits. An example of a core is the essence of a person and how they treat the world around them. 2  An example of a core is the inner most part of our planet. 3  An example of a core is the inside part of an apple that holds the seeds.