The number of tick-mark divisions the learner has set. Validated against the rubric's divisionRange when isTickCtrl is enabled.
The actual numeric axis value where the learner placed the point
(e.g. 3.5 on a [0, 10] number line). Clamped to the rubric's
range and snapped to the nearest tick increment.
The inequality relationship selected by the learner (e.g. "lt", "gt", "le", "ge", or "eq" for a standard point).
User input for the NumberLine widget.