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.
Special causes = assignable causes = systemic causes = unstable & erratic = unnatural pattern of variability = variability outside the historical experience base. Common cause variability is institutionalized and accepted as thats the way things are. Special cause variability are sore thumbs that standout and are fixable. They are big surprises. They are exceptions to thats the way things are.