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How to see trendline equation in excel1/29/2024 Note: Excel the logarithmic function approximation into the linear model fitting: the logarithmic function y = a * ln ( x) + b is transformed into a linear function using a change of variables. number (required) is a number to take the natural logarithm of. The LN () function returns the natural logarithm of a given number: a and b are the parameters of the function found by the least squares method (also named function coefficients or constants),.The logarithmic trendline is a curved line with the function: Logarithmic trendline equation and formulas a dependent or response variable y (named as known_y's).an independent, predictor, or explanatory variable x (named as known_x's),.Excel uses the least squares method to fit a trend line to the data points.įor a trend line, two sets of variables are required:
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