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Induction and Probability
Induction and probability

Many scientific theories contain generalizations, that is, statements which say that all items of a certain type have certain properties. Newton's theory of mechanics contains laws which are generalizations. An example is his first law, which says that all objects which are not acted upon by a force will continue forever in a state of rest or uniform straight-line motion. Pasteur's germ theory contains generalizations, such as all infectious diseases are caused by micro-organisms. Generalizations like these play an essential part in science, which seeks to explain and predict the behaviour of things by using them. The behaviour of satellites in Earth orbits is in part explained and predicted by Newton's first law. The reduction in the incidence of infectious ...

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