This type of trendline smooths out the fluctuations to show the overall trend. Use a moving average trendline for rapidly fluctuating data such as stock prices.Use a logarithmic trendline for data that starts with a sharp change and levels out.If your data works best with a straight line, use a linear trendline which represents a steady rate of increase or decrease. Use a linear trendline for simple data.There are a several different types of trendlines: Choose the desired type of trendline or click More Trendline Options for other choices, make a choice and click Close.In the Analysis group, click Trendline.Select the data series where you wish to display a trendline (usually this involves clicking a column to select the column series or on a line to select a line series). ![]() If there is only one data series, you can remove the legend by clicking its edge and pressing Delete.Use the tabs to format the chart or change the chart type. Note the Chart Tools tabs that now appear in the Ribbon. ![]() An embedded chart will be added to the sheet.
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