George gallups four principles of accurate polling?

Answer 1

George Gallup's system of accurate polling included correct sampling, clear questions, and scientific principles. George Gallup also did not take funding from groups who had an interest in the outcome of the polls.

Answer 2

Scientific Purposes, Correct Sampling, Clear Questions, and he refused to be funded by people who had an interest in the outcome of polls. They remained independent.

Answer 3

scientific principles

correct sampling

clear questions to measure opinion

refused to be funded by people who had interest in the outcome of the polls