JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2004

  • question_answer
        If both the regression lines intersect perpendicularly, then :

    A)  \[\log \left( \frac{x}{y} \right)=\frac{1}{x}+\frac{1}{y}+c\]                           

    B) \[\log \left( \frac{y}{x} \right)=\frac{1}{x}+\frac{1}{y}+c\]

    C) \[\log (xy)=\frac{1}{x}+\frac{1}{y}+c\]                                   

    D) \[\log (xy)+\frac{1}{x}+\frac{1}{y}=c\]

    Correct Answer: C

    Solution :

                    It is a fundamental concept.


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