Probability in Everyday Life

Probability in Everyday Life - Shafaat Rahman MA 115A...

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Unformatted text preview: Shafaat Rahman MA 115A Probability in Everyday Life Definition Ordinarily used to describe an attitude of mind towards some proposition of whose truth we are not certain. The proposition of interest is usually of the form "Will a specific event occur?" The attitude of mind is of the form "How certain are we that the event will occur?" The certainty we adopt can be described in terms of a numerical measure and this number, between 0 and 1, we call probability; the higher the probability of an event, the more certain we are that the event will occur. Thus, probability in an applied sense is a measure of the likeliness that a (random) event will occur. History According to Richard Jeffrey, "Before the middle of the seventeenth century, the term 'probable’ meant approvable , and was applied in that sense, univocally, to opinion and to action. A probable action or opinion was one such as sensible people would undertake or hold, in the circumstances." However, in legal contexts especially, 'probable' could also apply to propositions circumstances....
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This note was uploaded on 03/22/2012 for the course MA 115A taught by Professor Staceydrabic during the Fall '11 term at Montgomery College.

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