An Opinion Poll is a scientific and representative survey designed to measure the views of a specific group. They are used to measure and not support political parties and candidates but also public opinions on a wide range of social and political issues.
These are also used as a critical force in shaping and transforming the society. Properly conducted and disseminated survey gives the general public and opportunity for its voice to be heard. Through opinion research, the public, politicians, media and other interested groups have access to accurate measures of public attitudes and intentions.