Scale - Reference Lines
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... > Scale > Reference Lines

Use to display reference lines. By default, Minitab displays labels for each reference line. After you create a graph you can:

·    Edit the attributes of reference lines.

·    Edit the display of reference line labels.

·    Edit the font of reference line labels.

·    Edit the alignment of reference line labels.

·    Add reference lines with Editor > Add > Reference Lines.

Dialog box items

Show reference lines at Z values: (3D graphs only) Type the z-scale values for displaying reference lines.

Show reference lines at Y values: Type the y-scale values for displaying reference lines.

Show reference lines at X values: Type the x-scale values for displaying reference lines.

Show reference lines at time scale positions: (Time series plot and area graph only) Type time-scale values for displaying reference lines. Values that are not integers will not be labeled.

<Time> (Time series plot and area graph only)

<Axes and Ticks>

<Gridlines>