WGU D265 Critical Thinking - Reason And
Evidence – Questions/Solutions (Verified)
Propositions or Statements ✔️Ans - expressed in sentences that CAN BE
either true or false
example: The sun never rises on Tuesday.
Description of a proposition being true ✔️Ans - It needs to accurately
represent the case or else it is false
Non-propositions ✔️Ans - expressed in sentences that CANNOT BE true or
false.
They cannot disagree
Example: commands, questions, requests, exhorts, perform
Complex propositions ✔️Ans - Complex propositions have internal logical
structure, meaning they are composed of simple propositions. Whether they
are true or false depends on whether their parts are true or false
Example: "The Sky is blue, but it does not look blue to me right now".
Complex propositions True or False is dependent on? ✔️Ans - simple
propositions that make them up are true or false. How they are connected.
argument ✔️Ans - A statement put forth and supported by evidence
regardless of being valid or invalid.
Arguments need support not an explanation as to why.
Example: (The argument)
"We know the student cheated on the exam because the instructor caught the
student stealing glances at their neighbor's test".
-Versus-
Explanation example: (Not an argument)
"The student only cheated on the exam because their financial aid depends on
it".
premise ✔️Ans - Claims, evidence, and ideas intended to provide support.
They are assumptions we are asked to make.
, "What's the point?"
Conclusion ✔️Ans - A claim that the whole argument is supporting, providing
or demonstrating.
"Thats the point"
premise indicator words ✔️Ans - because, since, in view of the fact, given
that, for the reason that, due to the fact that, this follow, in that, for, as, as
indicated
simple proposition ✔️Ans - Contains no internal logic structure, meaning
they are true or false on their own, but based on how the world is.
example: The sky is blue.
Given that international tensions are high, and as open military conflict is
growing more likely, we can infer that a new approach to diplomacy is needed.
So let's stop making the same mistakes we always made in the past.
Which proposition is the conclusion of the above argument. ✔️Ans - A new
approach to diplomacy is needed.
Independent propositions indicators ✔️Ans - either...or...
if.....then...
but
and
or
mental heuristics ✔️Ans - Unconscious cognitive shortcuts for reasoning
about something hard to think about directly (the target attribute), by
reasoning instead about something else connected to it that's easier to think
about (the heuristic attribute).
Conclusion indicators ✔️Ans - Therefore, Thus, so, it follows that, as a result,
we may conclude that, Hence, entails that, implies that
Does the presence of an indicator word mean it follows what is indicated?
✔️Ans - No, because a conclusion may be interrupted by a clause stating a
premise, vice versa.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Studyhall. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.