Talk to your parents or to another trusted adult about your health-related questions. Ask questions and insist on answers. Learn additional facts about how drug abuse puts your whole body at risk.
graph(Noun) An ordered pair , where is a set of elements called vertices (or nodes) and is a set of pairs of elements of , called edges; informally, a set of vertices together with a set edges that join these vertices.
Line graph. A graphic technique used to illustrate of all the knowledge available about a topic from sources such as books, journal articles, theses, and dissertations. Used to show data over time (days, weeks, months). The x-axis shows the time period and the y axis shows the values and the variable. Nominal data. A type of data that represents values or observations that can be labeled or named and where the values fall into unordered categories; also called dichotomous data.