Opinion polls are primarily conducted to measure public sentiment and attitudes towards various issues, candidates, or policies.

The Centre for the Study of Developing Societies (CSDS) is a leading organization in India known for conducting opinion polls and social science research.

The margin of error refers to the range within which the actual election results are likely to fall, as estimated by an opinion poll.

Random sampling involves selecting participants from a population in a way that ensures every individual has an equal chance of being chosen.

India's diverse linguistic and cultural backgrounds pose a challenge for opinion pollsters, as they need to ensure that their surveys are conducted in a manner that accurately reflects the views of all segments of the population.

Ranked-choice voting allows respondents to rank their preferences for multiple candidates or options, rather than simply choosing one.

A leading question is one that is phrased in a way that suggests a particular answer or influences the respondent's response.

Exit polls are conducted immediately after voters leave the polling stations, allowing pollsters to gather information about how people voted and why.

Non-response bias occurs when certain groups of people are less likely to participate in an opinion poll, leading to a skewed representation of the population's views.

The Likert scale is a commonly used method for measuring attitudes, where respondents indicate their level of agreement or disagreement with a series of statements.

Collection bias occurs when the method of data collection introduces errors or biases into the results.

Multiple-choice questions provide respondents with a set of options to choose from, allowing them to express their preferences or opinions.

Wording bias occurs when the way a question is phrased influences the respondent's answer.

Open-ended questions allow respondents to provide their own answers in their own words, giving them more freedom to express their views.

Order bias occurs when the order in which questions are asked affects the respondent's answers.