ME 142 Engineering Computation I Graphing with Excel Chapter 3

Creating a Basic XY Scatter Graph  Excel supports many types of Graphs

Creating a Basic XY Scatter Graph  XY Scatter is most common in engineering Do not confuse with Line Graph  To simplify graph creation process: Organize data into columns Omit any blank rows Pre-select data to be graphed

Creating a Basic XY Scatter Graph XY Scatter Graph x-axisy-axis

Linking Chart Titles to a Cell  Axis and chart titles can also be linked to cells Select the title in the graph Click on the formula bar and type in “=“ Select the cell to link to

Adding Data to an Existing Graph  Easiest way to add data is to select existing graph and drag highlighted range to new area  Works to add both columns and rows  Graph is automatically updated

Plotting Multiple Curves  Selecting data prior to chart creation is easiest  May also drag range to add additional curves

Adding a Trend Line  To add a trendline, right-click on the curve and select Add Trendline…

Modifying a Graph  Some common tasks include Resizing /moving the graph Moving/Deleting the legend Changing axis scales Adding/Updating titles