To display a simple interval plotmain topic example data see also
To display a simple interval plot1 Choose Stat > ANOVA > Interval Plot or Graph > Interval Plot.
2 Under One Y, choose Simple. Click OK.
3 In Graph variables, enter one or more columns of data to plot. Minitab displays a separate graph for each column.
4 If you like, use any dialog box options, then click OK.