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Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
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Directions: Click on a number from 1 to 9.
1 is wrong. Please try again.
Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
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2 is wrong. Please try again.
Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
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3 is wrong. Please try again.
Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
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4 is wrong. Please try again.
Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
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5 is wrong. Please try again.
Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
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6 is wrong. Please try again.
Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
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7 is wrong. Please try again.
Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
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8 is wrong. Please try again.
Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
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9 is correct!
Logicians agree that formal logical principles are
{ 1 } - necessary self-evident truths.
{ 2 } - about how fully rational people would reason.
{ 3 } - empirical truths, justified by their practical success.
{ 4 } - rooted in language conventions.
{ 5 } - about how we ought to reason.
{ 6 } - about which forms of reasoning always lead from true premises to true conclusions.
{ 7 } - metaphysical claims about reality.
{ 8 } - about how people actually reason.
{ 9 } - none of the above -- logicians disagree.
Logicians, even though they largely agree on which inferences are valid, disagree widely on foundational questions. Likewise, perhaps, moral philosophers could agree on which formal ethical principles are correct -- even though they disagree on deeper foundational issues.
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