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Jeff_Shumaker595's avatar
Jeff_Shumaker595
Copper Contributor
Jan 22, 2023
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exponential trend line

I am trying to match the exponential trendline formula returned from a line chart using LINEST.  The x-axis values (column B) start from one which is what the line chart is supposed to do and the y-axis values are calculated using the LN function (column C).  Besides that I don't know what else I need to do to match the trend line in the chart.

  • Jeff_Shumaker595 

    Your LINEST formula produces the coefficients for the exponential trend line.

    If you want the coefficients logarithmic trend line, you should use LN(x-values) instead of LN(y-values)

    • Jeff_Shumaker595's avatar
      Jeff_Shumaker595
      Copper Contributor

      HansVogelaar it is the exponential trend line that I want.  My problem is that I am not matching exactly to the coefficient values that the trend line on the line chart is showing

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