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Question 1

What does “infers a cause from a mere correlation” mean?

Answer 1

Infers the conclusion from the evidence

Question 2

So trading my sports car in for a minivan would lower my risk of having an accident.

What do we know about this sentence?

Answer 2

It’s a conclusion and it has a cause.

Cause- trading sports car for minivan = lower risk of having an accident

Question 3

But I have done some research, and apparently minivans and larger sedans have very low accident rates compared to sports cars.

What do we know about this sentence?

Answer 3

It’s a correlation based on evidence.

Correlation- Comparing accident rates of minivans and larger sedans to sports cars.

Question 4

What type of correlation?

Students who graduate from college tend to have sophisticated vocabularies.

People who graduate from college are more likely than those who don’t to have sophisticated vocabularies.

Only 53% of the population considers itself liberal, whereas 79% of professors at major universities do.

Answer 4

Statistical Correlation

So, apparently, going to college LEADS to a more sophisticated vocabulary.

So, apparently, going to college PROMOTES a more sophisticated vocabulary.

So, apparently, going to college CONTRIBUTES to a more sophisticated vocabulary.

So, apparently, going to college INFLUENCES to a more sophisticated vocabulary.

Question 5

What type of correlation?

After we raise the speed limit, the traffic fatalities went down.

Answer 5

Temporal Correlation

Question 6

What type of correlation?

Tommy’s Taxi started offering free breath mints around the same time that Uber’s drivers did.

Answer 6

Simultaneous Correlation