Public Opinion Polling Basics | Pew Research Center
https://www.pewresearch.org/course/public-opinion-polling-basics/
WEBThe basic goal of a good public opinion poll is to give everyone in the population, regardless of their wealth, age, education, race, knowledge of politics or experience with it, an equal voice about the issues of the day. We use a technique called “random sampling” to try to accomplish this.
DA: 18 PA: 50 MOZ Rank: 12