The probability that a person in a particular evening class is left-handed is. From a class of
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The probability that a person in a particular evening class is left-handed is. From a class of 15 women and 5 men a person is chosen at random. Assuming that 'left-handedness' is independent of the sex of a person, find the probability that the person chosen is a man or is left-handed.
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A Concise Course In Advanced Level Statistics With Worked Examples
ISBN: 9780748754755
4th Edition
Authors: J. Crawshaw, J. Chambers
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