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Science and ethics
Chapter 7
11
Science
11th Grade
06/15/2011

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Term
conclusion
Definition
the claim that is proposed as true.
Often the word ‘therefore’ is missing:
Cafeteria food tastes great; we should get early lunch.
Term
deductive argument
Definition
an argument whose premises being true would mean that the conclusion would have to be true. Such an argument is ‘valid’.
These arguments ‘prove’ their conclusions.
Mr. Neufeld teaches at Brentwood College School.
Brentwood College School is in Canada.
Therefore:
Mr. Neufeld teaches in Canada
Term
explanation
Definition
a claim or set of claims intended to make another claim, object, event, or state of affairs intelligible.
Term
good argument
Definition
good deductive: an argument whose premises being true would mean the conclusion absolutely must be true.
good inductive: an argument whose premises being true would mean the conclusion is probably true
Term
independent premises
Definition
Term
inductive argument
Definition
An argument whose premises being true would mean that the conclusion would probably be true. Such an argument is ‘strong’. These arguments ‘support’ their conclusion.
Naturally all ‘scientific’ evidence is inductive.
i.e.
Mr. Neufeld has a toddler. Mr. Neufeld has to answer a lot of questions and respond to lots of orders.
Or
Out of 2000 patients, 87% of the time they took an acetominophen (Tylenol), their headache went away. Acetominophen relieves headache pain.
Term
premise
Definition
the claim that supports the conclusion.
premise indicators: since, because, for, implied by
Term
sound argument
Definition
a valid argument whose premises are true.
Term
strong argument
Definition
see good inductive argument
good inductive: an argument whose premises being true would mean the conclusion is probably true
Term
valid argument
Definition
see good deductive argument
good deductive: an argument whose premises being true would mean the conclusion absolutely must be true.
Term
dependent premises
Definition
Premises that depend on one another as support for their conclusion. if the assumption that a premise is false cancels the support another provides for a conclusion, the premises are dependent.
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