Consider the Model Described by the Equation $E ( y ) = \beta _ { 0 } + \beta _ { 1 } x + \beta _ { 2 } x ^ { 2 } + \beta _ { 3 } x ^ { 3 }$

question 12

Multiple Choice

Consider the model described by the equation $E ( y ) = \beta _ { 0 } + \beta _ { 1 } x + \beta _ { 2 } x ^ { 2 } + \beta _ { 3 } x ^ { 3 }$ .Which term provides a nonlinear component to the model allowing the line to curve?

• A)\(\beta _ { 0 }\)
• B)\(\beta _ { 1 } x\)
• C)\(\beta _ { 2 } x ^ { 2 }\)
• D)\(\beta _ { 3 } x ^ { 3 }\)

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