Inductive and Deductive Reasoning

What does deductive reasoning use to form its arguments?

• patterns

• specific cases

• observed examples

• facts, definitions, accepted properties, and laws of logic

Tags

CCSS.L.8.6

CCSS.L.9-10.6

CCSS.W.11-12.2D

CCSS.W.8.2D

CCSS.W.9-10.2D

Using the statements:
If it is Friday, then I will get paid.
It is Friday.
Write the conclusion.

• It is not Friday
• It is Friday
• I will not get paid
• I will get paid

Tags

CCSS.RL.8.1

CCSS.RL.9-10.1

CCSS.RI.8.1

CCSS.RL.11-12.1

CCSS.RI.8.8

________, also known as logical reasoning, is the process of reasoning logically from given statements or facts to a conclusion.

• Inductive Reasoning

• Deductive Reasoning

• Biconditional Statements

• Contrapositive statements

What can you conclude from the given true statements?

If an animal is a dog, then they like biscuits.

Sammy is a dog.

• Sammy is a Great Dane

• Sammy likes biscuits.

• Sammy is really a cat.

• We can't conclude anything.

Tags

CCSS.RL.8.1

CCSS.RL.9-10.1

CCSS.RL.11-12.1

CCSS.RI.11-12.2

CCSS.RI.9-10.1

What can you conclude from the given true statements?

If you live in Orlando, then you live in Florida.

You live in Orlando.

• You don't live in Florida.

• You hate snow.

• You live in Florida.

• We can't conclude anything.

Tags

CCSS.RL.8.1

CCSS.RL.9-10.1

CCSS.RI.8.1

CCSS.RL.11-12.1

CCSS.RI.8.8

What can you conclude from the given true statements?

If I study for one hour each day, then I will score well on the exam.

I score well on the exam.

• I studied for one hour each day.

• I studied a lot.

• I didn't study.

• We can't conclude anything.

Tags

CCSS.HSS.ID.C.9

What can you conclude from the given true statements?

All trees are living things.

Narra is a tree.

• Narra is a living thing

• Narra is not a living thing.

• Living things are Narra

• We can't conclude anything.

Tags

CCSS.RL.8.1

CCSS.RL.9-10.1

CCSS.RL.11-12.1

CCSS.RI.11-12.2

CCSS.RI.9-10.1

Using deductive reasoning, which of the following completes the statement to form a valid conclusion?
If it is snowing heavily, then school will be canceled.
If school is canceled, the big test will not be given today.
It is snowing heavily, then...

• Look out for the snowplows while driving to school.
• The big test will not be given today.
• The roads will be hard to drive on.
• You should call the school to see if school is canceled.

Tags

CCSS.RL.8.1

CCSS.RL.9-10.1

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RI.7.8

What conclusion can be drawn from the following statements?
If the sun is shining, then it is a beautiful day.  
If it is a beautiful day, then we will have a picnic.

• If the sun is shining, then it is a beautiful day.
• If it is a beautiful day, then the sun is shining.
• If the sun is shining, then we will go on a picnic.
• If we go on a picnic, then the sun is shining.

Tags

CCSS.RL.8.1

CCSS.RL.9-10.1

CCSS.RI.8.1

CCSS.RI.11-12.2

CCSS.RI.9-10.1

The type of reasoning where a person makes  conclusions based on observations and patterns is called...

• Inductive reasoning
• Deductive reasoning
• Conjecture
• Experiments