Positive, Negative & No -Correlations

Front

What is a correlation?

Back

A statistical measure that describes the extent to which two variables change together.

Front

What are the types of correlation?

Back

Positive correlation, negative correlation, and no correlation.

Front

What does a positive correlation indicate?

Back

As one variable increases, the other variable also increases.

Front

What does a negative correlation indicate?

Back

As one variable increases, the other variable decreases.

Front

What does no correlation mean?

Back

There is no predictable relationship between the two variables.

Front

What is a scatter plot?

Back

A graph that shows the relationship of two data sets.

Front

What does a scatter plot with a positive correlation look like?

Back

Points that slope upwards from left to right.

Front

What does a scatter plot with a negative correlation look like?

Back

Points that slope downwards from left to right.

Front

What does a scatter plot with no correlation look like?

Back

Points that are scattered randomly with no discernible pattern.

Front

How can you determine the type of correlation from a scatter plot?

Back

By observing the direction and pattern of the points.