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Confidence lines are not supported for Exponential models. Tableau confidence bands show upper and lower 95% confidence lines by default when you add trend lines. That models all of the data, ignoring the color encoding.ĭecide whether to Show Confidence Bands. In your view, you can use this option to add a single trend line

Select which fields to use a factors in the trend line model. For more information, see Trend Line Model Types. You can configure the following options in the Trend Line Options dialog box: Note: To edit a trend line in Tableau Cloud or Tableau Server, you must have web editing permissions. In the tooltip that appears, select Edit to open the Trend Line Options dialog box.In the visualization, click the trend line, and then hover your cursor over it.In Tableau Desktop: Right-click a trend line in the visualization, and select Edit Trend Lines. Once you add a trend line to the visualization, you can edit it to fit your analysis. However, trend linesĬannot be turned on for stacked bars. When you change the viewīack to a state that allows trend lines, they reappear.Īutomatically stacks bar marks in many cases.

Turned on and you modify the view in a way where trend lines are notĪllowed, the trend lines do not show. Therefore, trend lines are not allowed.Īdditionally, the ‘m/d/yy’ and ‘mmmm yyyy’ date formats on all data You can add a trend line to a view of sales over time because both salesĪnd time can be interpreted as numeric values.įor multidimensional data sources, the date hierarchies actually contain On the Columns shelf and the Profit measure on the Rows shelf. That has the Product Category dimension, which contains strings, For example, you cannot add a trend line to a view Lines to a view, both axes must contain a field that can be interpretedĪs a number. About adding trend lines (and when you can't add them)