Quotes & Sayings About Random Sampling

As Atwood concludes after a random and informal sampling, men and women differ markedly in the 'scope of their threatenability': 'Why do men feel threatened by woman?' I asked a male friend of mine ... '[M]en are bigger, most of the time ... and they have on the average a lot more money and power.' 'They're afraid women will laugh at them,' he said. 'Undercut their world view.' Then I asked some women students in a quickie poetry seminar I was giving, 'Why do women feel threatened by men?' 'They're afraid of being killed,' they said'. — Shuli Barzilai

Amos and I called our first joint article "Belief in the Law of Small Numbers." We explained, tongue-in-cheek, that "intuitions about random sampling appear to satisfy the law of small numbers, which asserts that the law of large numbers applies to small numbers as well." We also included a strongly worded recommendation that researchers regard their "statistical intuitions with proper suspicion and replace impression formation by computation whenever possible. — Daniel Kahneman

The purely random sample is the only kind that can be examined with confidence by means of statistical theory, but there is one things wrong with it. It is so difficult and expensive to obtain for many uses that sheer cost eliminates it. A more economical substitute, which is almost universally used in such fields as opinion polling and market research, is called stratified random sampling. — Darrell Huff