After that, you will see a scatter plot of the two data series we just created.Also, for the Series X values select cells B8 to B10, and for Series Y values select cells C8 to C10.

Likewise, create another dataset with the name Polynomial.Here, you will see a new data series called Linear.Similarly, select cells C5 to C7 for the Series Y values field.Next, select cells B5 to B7 as the Series X values.Now, in this window, set the Series name to Linear.Consequently, a new Edit Series window will open.Now, in the new Select Data Source window, select the data series Y and click Remove.Next, right-click on any part of the chart and choose Select Data.Here, you should see a scatter plot similar to the one I have shown below.To begin with, select the dataset and create a scatter plot from them as we did just a while ago.Let me take you through the steps to make things clear. In that case, you can easily pass a suitable trendline through each time period. For instance, you might have data points for various time ranges. When you have an excel dataset that has different categories of data points, then you can definitely try this method to find the equation of a trendline. Read More: How to Calculate Trend Analysis in Excel (3 Easy Methods) After doing the previous steps properly, you should see a trendline on your chart with the equation.Then, from more options below select Display Equation on Chart.Here, from the Trendline Options select Linear.

Next, a window will open with the name Format Trendline.

Now, right-click on any of the points of the chart and select Add Trendline.

As a result, you will see a scattered chart of your selected dataset.

Then, from the available options select Scatter.

Next, go to the Insert tab and click on the Insert Scatter (X, Y) or Bubble Chart dropdown.

First, select the dataset with the help of the mouse.

Let us see how to find the equation from a single trendline. This type of trendline is applicable to various real-life cases. Find Equation with Single Trendline in Excelįor simple excel datasets, you can use a single trendline to fit your data and then find its equation. 3 Suitable Ways to Find the Equation of a Trendline in Excel 1.

How to get trendline equation in excel