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LINEAR CORRELATION — Statistics STD 12 Commerce — Question

Gujarat BoardEnglish MediumSTD 12 CommerceStatisticsLINEAR CORRELATION1 Mark
Question
Define correlation coefficient.
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Answer

  • The measure of the strength of the linear correlation between two variables is called correlation coefficient. It is denoted by $r.$ Its value lies between $-1$ and $1$
  • Note: Identify whether there is a positive correlation or negative correlation between the following pairs of variables $($question $3$ to question $6)$

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