The endocrine component of the pancreas consists of islet cells (islets of Langerhans) that create and release important hormones directly into the bloodstream. Two of the main pancreatic hormones are insulin, which acts to lower blood sugar, and glucagon, which acts to raise blood sugar.
Variability is a measure of the spread of a data set. Learn more about the different measures of variability including the range, variance, and standard deviation, and how they are used in the field of Psychology.
Definition of variance. 1 : the fact, quality, or state of being variable or variant : difference, variation yearly variance in crops. 2 : the fact or state of being in disagreement : dissension, dispute. 3 : a disagreement between two parts of the same legal proceeding that must be consonant.