Opinion Polls

Having their say

Print edition : April 04, 2014

The "Election Results Information Dissemination System" put up by the Election Commission in New Delhi on May 15, 2009, during the previous Lok Sabha elections. Given a large enough sample, prediction of election results can be accurate. Photo: V. Sudershan

Their methods may be controversial, but public opinion surveys do offer a scientific basis for measuring public opinion.
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