Deductive Inductive Reasoning VS DEDUCTIVE REASONING Aristotle (Ancient Greek Philosopher)
Start with a premise Premises lead to a certain conclusion INDUCTIVE REASONING Sir Francis Bacon (17th Century English Philosopher)
Make repeated observations INDUCTIVE REASONING Sir Francis Bacon (17th Century English Philosopher) Novum Organum
vs A willingness to challenge ancient authorities GENERALIZATION INDUCTIVE DEDUCTIVE Bottom Up
Top Down SPECIFIC INSTANCE GENERALIZATION y n a m t
a h t e t o INDUCTIVE N l l i
DEDUCTIVE erts w exp s a s i h t e c n
u o n e d SPECIFIC aINSTANCE n on Bottom Up Top Down
Conclusio ns are drawn from PREMISES. Start With DEDUCTIVE Some rights reserved by
Kurt Raschke PREMISES TOP DOWN LOGIC Some rights reserved by Kurt Raschke Start With
PREMISES Deductive Reasoning Premises Lead to a Certain Conclusion Premises Conclusion All men are
mortal. Socrates is a man. Therefore, Deductive Reasoning Premises Lead to a Certain Conclusion Premises
What thinks must exist. I am thinking. Conclusion Therefore,
I exist. Deductive Reasoning Premises Lead to a Certain Conclusion Premises Conclusion Good
students pass exams. Blake is a good student. Therefore, Deductive Reasoning Premises Lead to a Certain
Conclusion If the n o i s u l conc is
1.All men are mortal. 2.Socrates is a man. Therefore, Deductive Reasoning Premises Lead to a Certain Conclusion
Then check you r If theMI E R n o P i s
u l conc SisES 1.All men are mortal. 2.Socrates is a man. Therefore,
Conclusio ns are drawn from several observation INDUCTIVE s. Some rights reserved by Kurt Raschke
Start With OBSERVATIONS Start With OBSERVATIONS EMPIRICISM Some rights reserved by Kurt Raschke CONNECT
THE DOTS The more data, the greater the probability of the conclusion CONNECT THE DOTS The more
data, the greater the probability of the conclusion CONNECT THE DOTS The more data, the greater the
probability of the conclusion CONNECT THE DOTS The more data, the greater the probability of the
conclusion CONNECT THE DOTS The more data, the greater the probability of the conclusion
CONNECT THE DOTS The more data, the greater the probability of the conclusion The Problem of Induction
David Hume Skeptical Scotsman The sun always rises in the East Photo by Thangaraj Kumarave All swans are white. Photo by Dani Vzque
All of the swans Ive seen are white. Photo by Dani Vzque DIFFERING GOALS Deductive Reasoning
Inductive Reasoning Certainty Probability THE SCIENTIFIC METHOD An ongoing process of
induction and Graphic Credit: ArchonMagnu
