Division of Agricultural Statistics SKUAST-K,Shalimar,190025,India;
Department of Mathematics,Faculty of Science,Al al-Bayt University,Mafraq,25113,Jordan;
Department of Mathematics,College of Science and Human Studies at HotatSudair,Majmaah University,Majmaah,11952,Saudi Arabia;
Efficiency; GM-estimates; Huber-M; ordinary least square; ratio type estimators;