4 out of 5 Data Scientists Agree
Data Skeptic
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Introduction
Sir Francis Galton is often credited with introducing the use of questionnaires and surveys for collecting data. He got nearly 800 people to guess the weight, which they didn't know in advance,. Guess how many plastic balls are in the play pit? Ask a large enough sample size and for many questions, there is a sort of a wisdom of the crowds.
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