For introducing number parameterization, please make a copy of 225177.
https://quest.cns.utexas.edu/editor/draftitems/edit?itemversion=225177&tab_0=undefined
both randomstep (lower, higher, increment, baseline start)
and
hws_random(lower, higher, increment, baseline start)
introduce number randomization into the problem.
The Quest team is here to help demystify the question creation process–please don't hesitate to reach out! questhelp@austin.utexas.edu