If you do not take any action, you will be defaulted into the Non-tobacco User Surcharge. rate. This is a self reported status, so you should take action to indicate your tobacco. user status, if applicable.
Definition of statistic for English Language Learners. : 1  a number that represents a piece of information (such as information about how often something is done, how common something is, etc.) 2  statistics : a type of mathematics that deals with the study of statistics.
A parameter is any number calculated from a population. A statistic is any number calculated from a sample. It is important to remember that we are often concerned about the population and the calculated parameters associated with that population. However, we usually do not know or can not obtain these values, so we rely on sampling and statistics to provide us with inferences about the population.