Regression analysis typically involves the following steps except: Identify the variables that might predict an outcome. Identify the parameters of the model. Set boundaries or thresholds. Determine the functional form of the relationship.

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.