Scatter Plots

Front

What is a scatter plot?

Back

A scatter plot is a type of graph that shows the relationship between two variables by displaying data points on a two-dimensional grid.

Front

What does a strong positive correlation mean?

Back

A strong positive correlation means that as one variable increases, the other variable also increases significantly.

Front

What does a negative correlation indicate?

Back

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

Front

What is an outlier in a scatter plot?

Back

An outlier is a point that is far outside the main cluster of points in a scatter plot.

Front

What does it mean if the points in a scatter plot are tightly clustered?

Back

If the points are tightly clustered, it indicates a strong correlation between the two variables.

Front

What is the purpose of a scatter plot?

Back

The purpose of a scatter plot is to visually display the relationship between two quantitative variables.

Front

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

Back

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

Front

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

Back

A positive correlation is identified when the points slope upwards from left to right.

Front

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

Back

A negative correlation is identified when the points slope downwards from left to right.

Front

What is the correlation coefficient?

Back

The correlation coefficient is a numerical measure that indicates the strength and direction of a relationship between two variables.