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Upper Bound

By setting the upper bound you will set the maximum value to be displayed on the chart axis.

Lower Bound

By setting the lower bound you will set the minimum value to be displayed on the chart axis.

Scale Unit

The scale unit allows you to set the numeric spacing between the axis values.

Ref. Line 1

This allows you to place a reference line on the Y axis. You can add multiple lines by clicking on the Image Removed Add link. button.

• Ref Line Value - this is the position on the y axis you wish the reference line to be displayed at
• Ref Line Colour - this is the colour applied to the reference line
• Ref Line Description - this is the text label displayed on the reference line to provide context

Ref. Line Position

This allows you to place a reference line on the X axis when using scatter or bubble charts. Only one can be added.