step  To run a ROC Curve analysis, from the menus choose:

Graphs
  ROC Curve...

step  Select Assay result as the test variable.

step  Select Actual state as the state variable and type 1 as its positive value.

step  Select With diagonal reference line, Standard error and confidence interval, and Coordinate points of the ROC Curve.

step  Click OK.

These selections produce an ROC curve for how well Assay result reflects Actual state, an estimate of the area under the curve, and a table of the curve's coordinates.