Saturday, November 17, 2012

Homework for next week.

1) Read over chapters 6 and 7 one more time.

These chapters are quite detailed but please don`t get too worried about each detail.

Just think about how bad logic can ruin an argument.


2) Look at this list of logical fallacies.

choose a few at random from the list.

Try to explain in your own words why these are examples of bad reasoning.



Logical Fallacies: Examples

Either you're for me or against me.

America: love it or leave it.

If I make an exception for you then I have to make an exception for everyone.

Experts agree that the best way to prevent nuclear war is to prepare for it.

Employees are like nails. Just as nails must be hit in the head in order to make them work, so must employees.

Because we allow terminally ill patients to use heroin, we should allow everyone to use heroin.

Cancer causes smoking.

Since I'm not lying, it follows that I'm telling the truth.

We know that God exists, since the Bible says God exists. What the Bible says must be true, since God wrote it and God never lies.

The sign said "fine for parking here", and since it was fine, I parked there.


It would be illegal to give away
Free Beer!

All Texans are Americans, and no Californians are Texans, therefore, no Californians are Americans.

I won the lottery because my psychic aura made me win.

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