Identifying Faulty Reasoning Types

Which of the following is an example of an illogical conclusion?

• All birds can fly.

• If it rains, the ground gets wet. Therefore, if the ground is wet, it must have rained.

• I like apples, so everyone must like apples.

• Some dogs are brown.

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DOK Level 1: Recall

What is overgeneralization?

• Drawing a conclusion based on insufficient evidence.

• Making a conclusion that does not logically follow from the premises.

• Allowing personal feelings to influence judgment.

• Using specific instances to make a broad statement.

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DOK Level 1: Recall

Identify the type of faulty reasoning in the following statement: "All teenagers are irresponsible because my cousin is a teenager and he is irresponsible."

• Illogical conclusion

• Overgeneralization

• Personal bias

• None of the above

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DOK Level 1: Recall

Which of the following statements is an example of personal bias?

• All dogs are friendly because my dog is friendly.

• I believe that my friend is the best student because she is my friend.

• If it is sunny, then it is warm. Therefore, if it is warm, it must be sunny.

• Some cats are black.

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DOK Level 1: Recall

Explain why the statement "All politicians are corrupt because I saw one politician taking a bribe" is an overgeneralization.

• It is based on a single instance and applies it to all politicians.

• It does not logically follow from the premises.

• It is influenced by personal feelings.

• It is a factual statement.

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DOK Level 2: Skill/Concept

Analyze the following statement and identify the type of faulty reasoning: "I failed my math test because my teacher doesn't like me."

• Illogical conclusion

• Overgeneralization

• Personal bias

• None of the above

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DOK Level 2: Skill/Concept

Which of the following is NOT an example of illogical conclusion?

• If it rains, the ground gets wet. Therefore, if the ground is wet, it must have rained.

• All birds can fly.

• I like apples, so everyone must like apples.

• Some dogs are brown.

Tags

DOK Level 2: Skill/Concept

Evaluate the reasoning in the statement: "My neighbor is a bad driver, so all people from his country must be bad drivers."

• Illogical conclusion

• Overgeneralization

• Personal bias

• Logical conclusion

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DOK Level 2: Skill/Concept

Create an example of a statement that demonstrates personal bias.

• All cats are mean because my cat scratched me.

• I think my brother is the best soccer player because he is my brother.

• If it is raining, then it is cloudy. Therefore, if it is cloudy, it must be raining.

• Some birds can swim.

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DOK Level 3: Strategic Thinking

Given the statement "If it rains, the ground gets wet. Therefore, if the ground is wet, it must have rained," explain why this is an illogical conclusion.

• It assumes that rain is the only cause of the ground being wet.

• It is based on a single instance and applies it to all situations.

• It is influenced by personal feelings.

• It is a factual statement.

Tags

DOK Level 3: Strategic Thinking