Correlation Coefficient and Causation

Front

What is the correlation coefficient?

Back

A statistical measure that describes the strength and direction of a relationship between two variables.

Front

What does a correlation coefficient close to 1 indicate?

Back

A strong positive correlation between two variables.

Front

What does a correlation coefficient close to -1 indicate?

Back

A strong negative correlation between two variables.

Front

What does a correlation coefficient close to 0 indicate?

Back

There is little to no correlation between the two variables.

Front

What is a positive correlation?

Back

When one variable increases, the other variable also increases.

Front

What is a negative correlation?

Back

When one variable increases, the other variable decreases.

Front

What does a weak correlation mean?

Back

The relationship between the two variables is not strong, and changes in one variable do not consistently predict changes in the other.

Front

What is causation?

Back

A relationship where one event causes another event to occur.

Front

Can correlation imply causation?

Back

No, correlation does not imply causation; just because two variables are correlated does not mean one causes the other.

Front

What is an example of a positive correlation?

Back

The number of hours studied and test scores; as study hours increase, test scores tend to increase.