Positive, Negative & No -Correlations

Front

What is a positive correlation?

Back

A positive correlation is a relationship between two variables where, as one variable increases, the other variable also increases.

Front

What is a negative correlation?

Back

A negative correlation is a relationship between two variables where, as one variable increases, the other variable decreases.

Front

What does no correlation mean?

Back

No correlation means there is no relationship between the two variables; changes in one variable do not affect the other.

Front

In a scatter plot, what does a downward slope indicate?

Back

A downward slope indicates a negative correlation between the x and y values.

Front

In a scatter plot, what does an upward slope indicate?

Back

An upward slope indicates a positive correlation between the x and y values.

Front

How can you identify a positive correlation in a scatter plot?

Back

You can identify a positive correlation if the points trend upwards from left to right.

Front

How can you identify a negative correlation in a scatter plot?

Back

You can identify a negative correlation if the points trend downwards from left to right.

Front

What is a trend line in a scatter plot?

Back

A trend line is a straight line that best represents the data points in a scatter plot, showing the general direction of the data.

Front

What does it mean if a scatter plot has no clear trend?

Back

It means there is no correlation between the variables; the data points are scattered randomly.

Front

If x increases and y decreases, what type of correlation is present?

Back

Negative correlation.