Ribbon bar. Select the Graphs tab. In the More group, click Input Data Graphs and from the Probability Plot by submenu, select Half-Normal Prob. to produce half-normal probability plots for each category of the currently highlighted variable.

Classic menus. From the Graphs - Graphs of Input Data - Probability Plot by submenu, select Half-Normal Prob. to produce half-normal probability plots for each category of the currently highlighted variable.