The exponential trendline is a curved line that illustrates a rise or fall in data values at an increasing rate, therefore the line is usually more curved at one side.

And the R 2 value of 0.9855 indicates a pretty good fit of the estimated trendline values to the actual data. Typically, a linear trendline describes a continuous rise or fall over time.įor example, the following linear trendline shows a steady increase in sales over 6 months. The linear trend line is best to be used with linear data sets when the data points in a chart resemble a straight line. R-squared value measures the trendline reliability - the nearer R 2 is to 1, the better the trendline fits the data.īelow, you will find a brief description of each trendline type with chart examples.Trendline equation is a formula that finds a line that best fits the data points.Additionally, Microsoft Excel allows displaying a trendline equation and R-squared value in a chart: When adding a trendline in Excel, you have 6 different options to choose from. Excel trendline equation is wrong - reasons and fixes.If you are looking for how to insert a trendline in an Excel chart, please check out the above linked tutorial. In this tutorial, you will find the detailed description of all the trendline options available in Excel and when to use them. The only real challenge is to choose the trendline type that best corresponds to the type of data you are analyzing. It is very easy to add a trendline in Excel. You will also learn how to display a trendline equation in a chart and find the slope of trendline.

Exponential regression excel