UGC NET COMMERCE January 2017(Paper-II) Q19

0. If the two regression coefficients are 0.8 and 0.2, then the value of coefficient of correlation is

  • Option : C
  • Explanation : Since the coefficient of correlation is the G.M. between the regression coefficients, therefore,
    Since r has the same sign as the two regression coefficients so r must be +ve. Hence r = 0.4.
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