Scatter Plots

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship of two data sets.

Front

What type of correlation indicates that as one variable increases, the other variable also increases?

Back

Positive correlation.

Front

What type of correlation indicates that as one variable increases, the other variable decreases?

Back

Negative correlation.

Front

What does it mean if a scatter plot shows no correlation?

Back

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

Front

What is the purpose of a scatter plot?

Back

To visually represent the relationship between two quantitative variables.

Front

In a scatter plot, what do the points represent?

Back

Each point represents an observation or data point in the data set.

Front

What can a scatter plot help identify about the relationship between two variables?

Back

It can help identify the type of correlation (positive, negative, or none) and any trends.

Front

If a scatter plot shows a downward trend, what type of correlation does it indicate?

Back

Negative correlation.

Front

If a scatter plot shows an upward trend, what type of correlation does it indicate?

Back

Positive correlation.

Front

What is an example of a positive correlation in real life?

Back

As study time increases, test scores tend to increase.