Press release: a methodological clarification on the Center's polls
With every poll the Center publishes the sample size, the sampling method, the margin of error and the full text of the questions.
The Center clarifies that all its polls are published with a methodological annex covering the sample size, sampling method, margin of error, fieldwork dates and the full text of the questions.
The Center bears no responsibility for figures attributed to it without reference to the original report.