Errors in Sample Surveys
Survey results are typically subject to some error. Total errors can be classified into sampling errors and non-sampling errors. The term "error" here includes systematic biases as well as random errors.
Read more about this topic: Sampling Techniques
Famous quotes containing the words errors in, errors, sample and/or surveys:
“There are two equal and opposite errors into which our race can fall about the devils. One is to disbelieve in their existence. The other is to believe, and to feel an excessive and unhealthy interest in them. They themselves are equally pleased by both errors and hail a materialist or a magician with the same delight.”
—C.S. (Clive Staples)
“Of all the errors which can possibly be committed to the education of youth, that of sending them to Europe is the most fatal. I see [clearly] that no American should come to Europe under 30 years of age.”
—Thomas Jefferson (1743–1826)
“As a rule they will refuse even to sample a foreign dish, they regard such things as garlic and olive oil with disgust, life is unliveable to them unless they have tea and puddings.”
—George Orwell (1903–1950)
“The media transforms the great silence of things into its opposite. Formerly constituting a secret, the real now talks constantly. News reports, information, statistics, and surveys are everywhere.”
—Michel de Certeau (1925–1986)