MCQ
The straight line trend is represented by the equation:
  • A
    $y_c=a-b x$
  • B
    $y _{ C }= na -b \Sigma x$
  • C
    $y_c=a+b x$
  • D
    $y _{ C }= na +b \Sigma x$

Answer

(c) $y_c=a+b x$
Explanation: $y_c=a+b x$

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