

THANK YOU! Your continued Feedback in Action (#FIA) helps make Excel better for everyone. Many of these features are the result of your feedback.

Use Image and Data Types in PivotTables are now available for Windows and Mac Insider users, and Generate an Accessible PDF is available to all Mac users. This month we also bring you Formula Suggestions and Formula by Example for Excel web users. We celebrated Pride this month, read more on how to add a touch of Pride to your Excel here.

Still need help? Go to Microsoft Community.Welcome to the June 2023 update.

However, the accuracy of the chart is significantly reduced. This behavior allows the equation to occupy less space in the chart area. For appearance, each X value is rounded off to the number of significant digits that are displayed in the chart. Microsoft Excel plots trendlines incorrectly because the displayed equation may provide inaccurate results when you manually enter X values. Therefore, the trendline will be inaccurate if it is displayed on these types of charts. In these chart types, the X axis is plotted as only a linear series, regardless of what the labels actually are. Line, Column, and Bar charts plot only the Y axis as values. This chart plots both the X axis and Y axis as values. The trendline formula is used for an XY Scatter chart. R-squared value measures the trendline reliability - the nearer R2 is to 1, the better the trendline fits the data.Trendline equation is a formula that finds a line that best fits the data points.:::image type="content" source="./media/inaccurate-chart-trendline-formula/format-trendline.png" alt-text="Screenshot of Trendline Options on the Format Trendline window."::: Microsoft Excel plots the incorrect trendline when you manually substitute values for the “x” variable. The equation that is displayed for a trendline on an XY Scatter chart in Microsoft Excel is incorrect. Chart trendline formula is inaccurate in Excel Symptoms
