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19 Cards in this Set
- Front
- Back
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Set
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Any collection of objects, all of which are known as the Elements of a set.
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Subset
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a set within a set
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Statement
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a set of words and symbols that collectively make a claim that can be classified as true or false
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Variable
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a letter that represents a number.
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Negation
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opposite statement claim
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Conjunction
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using AND between two statements
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Disjunction
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using OR between two statements
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Conjunction
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true only when P and Q are both true
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Disjunction
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false only when P and Q are both false
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conditional statement (implication)
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if P, then Q. Classified as true or false.
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Hypothesis
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the statement P in "if P, then Q."
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Conclusion
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the statement Q in "if P, then Q."
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Intuition
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An inspiration leading to the statement of a theory.
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Induction
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An organized effort to test and validate the theory
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Deduction
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A formal argument that proves the tested theory
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Law of Detachment
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Let P and Q represent simple statements, and assume that statement 1 and 2 are true. Then a valid argument having conclusion C has the form.
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Venn Diagram
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sets of objects are often represented by geometric figures known as...
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Valid Argument
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1. if P, then Q.
2. P C. therefore Q |
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Invalid Argument
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1. if P, then Q
2. Q c. therefore P |
