Valid / sound / deductive/ a priori etc

Is the following argument valid?

All humans are mortal.

Mr. Mulville is a human.

Therefore, Mr. Mulville is mortal.

• Yes

• No

Is the following argument valid?

All singers are robots.

Taylor Swift is a singer.

Therefore, Taylor Swift is a robot.

• Yes

• No

Is the following argument sound?

All animals live on Mars.

All humans are animals.

Therefore, all humans live on Mars

• Yes

• No

Is the following argument valid?

All animals live on Mars.

All humans are animals.

Therefore, all humans live on Mars

• Yes

• No

P1. If it is raining, then the streets are wet.
P2. The streets are wet.
C. Therefore, it is raining.

• Valid
• Invalid
• Sound

An argument is valid if and only if:

• The premises are true and the conclusion is true.
• The premises are true.
• The conclusion must be true if the premises are true.
• The conclusion is true.

Tags

CCSS.RI.5.8

CCSS.RI.6.1

CCSS.RI.7.1

CCSS.RL.7.1

CCSS.RI.8.1

Is the following argument valid?

All singers are robots.

Taylor Swift is a singer.

Therefore, Taylor Swift is a robot.

• Yes

• No

Is the following argument valid?

All cartoon characters have a funny voice.

Mickey Mouse has a funny voice.

Therefore, Mickey Mouse is a cartoon character.

• Yes

• No

Is the following argument sound?

All animals live on Mars.

All humans are animals.

Therefore, all humans live on Mars

• Yes

• No

"A proposition that is reached from given premises."

• Premise

• Conclusion

• Valid

• Sound

Tags

CCSS.RI.7.1

CCSS.RI.7.8

CCSS.RL.7.1

CCSS.RL.9-10.1

CCSS.RL.8.1