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briemert2013 briemert2013
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A month ago
Consider "Since some shoes are sneakers, some non-sneakers are non-shoes." This inference, drawn by contraposition, is

▸ valid

▸ not valid

▸ valid by limitation
Textbook 
How to Think Logically

How to Think Logically


Edition: 2nd
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bizmailovabizmailova
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