Inductive vs. Deductive Reasoning

A chemistry experiment produces the same result 20 times. You conclude that it will always produce the same result.

• Inductive

• Deductive

Tim is Veronica's cousin. Since David is Veronica's twin brother, Tim is also David's cousin.

• Inductive

• Deductive

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

The school librarian notices that many students are requesting books about different countries in Africa. The librarian concludes that one of the social studies classes must be studying about Africa.

• Inductive

• Deductive

Tags

CCSS.RI.11-12.2

CCSS.RI.9-10.1

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

Julie notices that each term in the sequence 1, 3, 9, 27, ... Is found by multiplying the previous term by three. She concludes that the next two terms are 81 and 243.

• Inductive

• Deductive

Given the sequence 19, 23, 27, and 31 you conclude that the next term will be 35.

• Inductive

• Deductive

We know that all men are mortal. Since John is a man, John is mortal.

• Inductive

• Deductive

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

All of the people that you met in town are very strange. You conclude that everyone in town is very strange.

• Inductive

• Deductive

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1