Skip to content
Early access — you're among the first to try PYQLabs. Share feedback
UGC NET 2019DecemberEveningQ14STMTanswer keyexplanation soonhard
Research · Research Process
Back to ResearchPreviousNext question
  1. A.
  2. B.
  3. C.
  4. D.
sampling-errornon-sampling-errorcluster-samplingsampling-frame
Next question · 2019 Q26