complex propositions
uses logical words that makes the claim more special
what is a complex proposition made of
it is composed of multiple propositions but contains a relationship between the different propositions
Proposition
an expression making an assertion that something is the case or that something isnt a case
What are not considered propositions
-questions
- commands/imperatives
- exclamations
- greetings
what must all reasons contain
at least two propositions
- one proposition must express a reason or evidence
- the other must show/porve/demonstrate/give ground for what the speaker is arguing
What are the two different types of propositions
-premise
-conclusion
premise
a proposition(s) that is the reason or evidence for the conclusion
conclusion
the propostion that ties the premises together to prove what the overall goal the speaker is trying to prove is
how do you determine which proposition is a premise
use indicator words such as:
- since
- given that
- for/ for that reason
- because
-as/as a result of
how do you determine which proposition is the conclusion
use indicator words such as:
- So
-therefore
- thus
-as a result
- hence
- that’s why
- for this reason
- consquently
- this implies
- here’s why
How do you tell if the justification or the argument is good or properly convincing
How do you check the truth of each premises
What is deductive justification
a form of argument structure that seeks to demonstrate a conclusion with garenteed certainty (the reasoning is intended tp guarantee the truth of the conclusion where the premise are true)
what are the two types of deductive justification
How do you determine if the conclusion is deductive
if words such as:
- it must be that
- it follows without a doubt
- necessarily
- certainly
- it can be deduced that
- definitely
inductive reasoning
a form or structure that seeks to make a conclusion more probable than not, but oes not provide conclusive support for the conclusion