Best characterizes valid argument

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Reference no: EM134003385

Question

1. According to the video, statements can be valid.

True

False

2. According to the video, a valid argument is one with a true conclusion.

True

False

3. According to the video, which of the following best characterizes a valid argument?

It's an argument that feels sufficiently persuasive to the average person.

If the premises are true, then the conclusion must also be true.

A valid argument is a true argument.

It's an inductive argument with true premises.

4. Consider the following argument:

Premise 1: All humans are immortal.

Premise 2: Iris Murdoch is a human.

Conclusion: Iris Murdoch is immortal.

According to the video, what can be said about the argument?

It's invalid, because if the premises were true, the conclusion could still be false.

It's invalid, because the first premise is false.

It's valid, because if the premises were true, then the conclusion would also have to be true.

It's valid, because the conclusion is true.

5. Whether the premises are actually true or false is not relevant to validity.

True

False

6. Consider the following argument:

Premise 1: All dogs have fur.

Premise 2: Claire has a lot of fur.

Conclusion: Claire is a dog.

According to the video, what can be said about the argument?

It's valid, because if the premises were true, then the conclusion would also have to be true.

It's valid, because both premises are true.

It's invalid, because the conclusion is false.

It's invalid, because the first premise is false -- some dogs have no fur.

It's invalid, because even if the premises were true, the conclusion could be false.

7. Consider the following argument:

Premise 1: All fruit is a chair.

Premise 2: Square is a chair.

Conclusion: Square is a fruit.

Which of the following best characterizes the reasoning in the argument?

It's invalid, because every statement in the argument is false.

It's valid, because if the premises were true, then the conclusion would also have to be true.

It's valid, because it's a deductive argument.

It's invalid, because even if the premises were true, the conclusion could be false. Similarly, though cats and dogs are both animals, a cat is not a dog.

Reference no: EM134003385

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