I. When the sum of the residuals is greater than zero, the data set is nonlinear. II. A random pattern of residuals supports a linear model. III. A random pattern of residuals supports a non-linear model.
bull market definition. A market, especially a stock market, characterized by rising prices; the opposite of a bear market. We can always go back to worrying; we are still in a bull market for fear.
black market is an abstract, neither can be seen nor touched.it's an action where in those black marketeers are selling products behind the knowledge of law enforcers. anon74076 Post 36 I want to know how to use the black market.