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Simpson's Paradox: DSCF3621
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Simpson's Paradox: DSCF3620
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Simpson's Paradox: DSCF3619
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Simpson's Paradox: DSCF3618
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Simpson's Paradox: DSCF3617
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Simpson's Paradox: DSCF3616
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Simpson's Paradox: DSCF3615
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Simpson's Paradox: DSCF3614
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Simpson's Paradox: DSCF3613