Correlation

Front

What is correlation?

Back

Correlation is a statistical measure that describes the extent to which two variables change together.

Front

What are the types of correlation?

Back

Positive, Negative, and No correlation.

Front

What does a positive correlation indicate?

Back

A positive correlation indicates that as one variable increases, the other variable also increases.

Front

What does a negative correlation indicate?

Back

A negative correlation indicates that as one variable increases, the other variable decreases.

Front

What does 'no correlation' mean?

Back

No correlation means that there is no predictable relationship between the two variables.

Front

What is the strength of a correlation?

Back

The strength of a correlation refers to how closely the data points cluster around a line of best fit.

Front

How is a strong correlation characterized?

Back

A strong correlation is characterized by little scatter in the data points.

Front

How is a weak correlation characterized?

Back

A weak correlation is characterized by a large amount of scatter in the data points.

Front

What is an example of a positive correlation?

Back

An example of a positive correlation is the relationship between study time and test scores.

Front

What is an example of a negative correlation?

Back

An example of a negative correlation is the relationship between the amount of time spent watching TV and grades.