Scatter Plot Correlations

Front

What represents the x axis in a scatter plot?

Back

The x axis typically represents the independent variable, such as 'Hours Worked'.

Front

What does it mean when y increases as x increases in a scatter plot?

Back

This indicates a positive correlation, meaning that as one variable increases, the other variable also increases.

Front

Which type of relationship is shown when the points in a scatter plot form a straight line?

Back

A linear relationship.

Front

What type of correlation is indicated by a scatter plot where points trend upwards from left to right?

Back

Positive correlation.

Front

What type of correlation is indicated by a scatter plot where points trend downwards from left to right?

Back

Negative correlation.

Front

What does it mean if there is no correlation in a scatter plot?

Back

It means there is no discernible relationship between the two variables.

Front

What is a correlation coefficient?

Back

A numerical measure of the strength and direction of a relationship between two variables, ranging from -1 to 1.

Front

What does a correlation coefficient of 1 indicate?

Back

A perfect positive correlation.

Front

What does a correlation coefficient of -1 indicate?

Back

A perfect negative correlation.

Front

What does a correlation coefficient of 0 indicate?

Back

No correlation between the variables.