Identify the type of faulty reasoning that each of these statements represents.
Don't go near the water until you have learned to swim.
Choose
- Paradox
- Circular Reasoning
- False premise
- False premise: This statement contains a false assumption that one needs to learn to swim before going near water.
Identify the type of faulty reasoning that each of these statements represents.
Reagan is a great communicator because he has the ability to talk effectively to people.
Choose
- Paradox
- Circular Reasoning
- False premise
- Circular reasoning: This statement is an example of circular reasoning because it uses the same idea (Reagan is a great communicator) to support itself (he has the ability to talk effectively to people).
Identify the type of faulty reasoning that each of these statements represents.
Nowadays people only vote with their emotions, so elections are no longer true representations of what the public needs.
Choose
- Paradox
- Circular Reasoning
- False premise
- False premise: This statement contains a false assumption that people only vote with their emotions.
Identify the type of faulty reasoning that each of these statements represents.
Everyone who works in a school is a teacher. Lucy works in a school so she must be a teacher.
Choose
- Paradox
- Circular Reasoning
- False premise
- False premise: This statement contains a false assumption that everyone who works in a school is a teacher.
Identify the type of faulty reasoning that each of these statements represents.
Of course driving over the speed limit is illegal!! After-all, it is against the law.
Choose
- Paradox
- Circular Reasoning
- False premise
- Circular Reasoning: This statement is an example of circular reasoning because it uses the premise "driving over the speed limit is against the law" to support the conclusion "driving over the speed limit is illegal."
Identify the type of faulty reasoning that each of these statements represents.
All I know is that I know nothing.
Choose
- Paradox
- Circular Reasoning
- False premise
- Paradox: This statement is an example of a paradox because it presents a statement that is self-contradictory or goes against common sense reasoning. In this case, the statement "All I know is that I know nothing" creates an apparent contradiction since it implies understanding one's own lack of knowledge.
Pavel created a number trick that always ended in 5. When Pavel tried to prove the trick would always lead to 5, the proof did not work. Take a look at Pavel's proof below and identify each step as correct or incorrect. If the step is based on a previous mistake but is done correct otherwise, let Pavel know that he had the correct process.
Choose a number n
blank
Triple it 3 n
blank
Add 15 3 n plus 15
blank
Divide by 3 fraction numerator 3 n plus 15 over denominator 3 end fraction equals n plus 15 blank
Subtract the original number up diagonal strike n plus 15 up diagonal strike negative n end strike equals 15
blank
Correct, Incorrect, Correct Process
Choose a number n - Correct
blank - Correct
Triple it 3n - Correct
blank - Correct
Add 15 3n+15 - Correct
blank - Incorrect (Mistake in step)
Divide by 3 fraction numerator 3n+15 over denominator 3 end fraction equals n+15 - Incorrect (Mistake in step)
Subtract the original number up diagonal strike n+15 up diagonal strike minus n end strike equals 15 - Correct
blank - Correct
Pavel had the correct process up until the step where they divided by 3. The mistake in that step led to further incorrect deductions.
A waiter is bringing out the food order for table 19 but he has forgotten who has ordered which entree! Help the waiter figure out who gets what based on the details he has remembered.
The meal that the lady with the hat on ordered came on a bun.
The man with the glasses ordered something with a side of potatoes.
The man wearing the jersey did not order anything with meat.
The woman with the curly hair ordered chicken.
The girl wearing the blue shirt ordered a salad.
The lady wearing the hat ordered
steak and baked potato chicken and mashed potatoes garden salad chicken burger and fries vegetable primavera
The man wearing glasses ordered
steak and baked potato chicken and mashed potatoes garden salad chicken burger and fries vegetable primavera
The girl wearing the blue shirt ordered
steak and baked potato chicken and mashed potatoes garden salad chicken burger and fries vegetable primavera
The man wearing the jersey ordered
steak and baked potato chicken and mashed potatoes garden salad chicken burger and fries vegetable primavera
The woman with curly hair ordered
steak and baked potato chicken and mashed potatoes garden salad chicken burger and fries vegetable primavera
Based on the given information, we can identify who ordered what:
The lady with the hat on ordered a chicken burger and fries.
The man with the glasses ordered steak and a baked potato.
The man wearing the jersey ordered vegetable primavera.
The woman with the curly hair ordered chicken.
The girl wearing the blue shirt ordered a garden salad.