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Suppose the Variable X2 Has Been Omitted from the Following

question 18

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Suppose the variable x2 has been omitted from the following regression equation, Suppose the variable x<sub>2</sub> has been omitted from the following regression equation,   .   is the estimator obtained when x<sub>2</sub> is omitted from the equation.The bias in   is positive if _____. A)    >0 and x<sub> 1</sub> and x<sub> 2 </sub>are positively correlated B)    <0 and x<sub> 1</sub> and x<sub> 2 </sub>are positively correlated C)    >0 and x<sub> 1</sub> and x<sub> 2 </sub>are negatively correlated D)    = 0 and x<sub> 1</sub> and x<sub> 2 </sub>are negatively correlated . Suppose the variable x<sub>2</sub> has been omitted from the following regression equation,   .   is the estimator obtained when x<sub>2</sub> is omitted from the equation.The bias in   is positive if _____. A)    >0 and x<sub> 1</sub> and x<sub> 2 </sub>are positively correlated B)    <0 and x<sub> 1</sub> and x<sub> 2 </sub>are positively correlated C)    >0 and x<sub> 1</sub> and x<sub> 2 </sub>are negatively correlated D)    = 0 and x<sub> 1</sub> and x<sub> 2 </sub>are negatively correlated is the estimator obtained when x2 is omitted from the equation.The bias in Suppose the variable x<sub>2</sub> has been omitted from the following regression equation,   .   is the estimator obtained when x<sub>2</sub> is omitted from the equation.The bias in   is positive if _____. A)    >0 and x<sub> 1</sub> and x<sub> 2 </sub>are positively correlated B)    <0 and x<sub> 1</sub> and x<sub> 2 </sub>are positively correlated C)    >0 and x<sub> 1</sub> and x<sub> 2 </sub>are negatively correlated D)    = 0 and x<sub> 1</sub> and x<sub> 2 </sub>are negatively correlated is positive if _____.


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