Far better an approximate answer to the right question, which is often vague, than an exact answer to the wrong question, which can always be made precise.

John Tukey
John Tukey (1915-2000) American mathematician and statistician
“The future of data analysis,” Annals of Mathematical Statistics 33 (1) (1962)

Paraphrased in Super Freakonomics as: "An approximate answer to the right question is worth a great deal more than a precise answer to the wrong question."

Added on 1-Feb-04 | Last updated 22-Sep-11
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