Scatterplot Vocabulary Review

Front

What is a scatter plot?

Back

A scatter plot is a graph that uses points to show how two data sets are related.

Front

What does a weak positive correlation indicate in a scatter plot?

Back

A weak positive correlation indicates that as one variable increases, the other variable tends to increase slightly, but the relationship is not strong.

Front

What is an outlier in a scatter plot?

Back

An outlier is a data point that is far from the other points on the graph of a set of paired data.

Front

What is a negative relationship in a scatter plot?

Back

A negative relationship is a linear relation where as x increases, y decreases.

Front

What is a trend line?

Back

A trend line is a line on the scatter plot that helps show a linear association between the data points.

Front

What does a strong positive correlation look like in a scatter plot?

Back

A strong positive correlation shows that as one variable increases, the other variable also increases significantly, with points closely clustered around a line.

Front

What is the purpose of a trend line in data analysis?

Back

The purpose of a trend line is to summarize the relationship between two variables and to make predictions.

Front

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

Back

No correlation means that there is no apparent relationship between the two variables; the points are scattered randomly.

Front

What is a cluster in a scatter plot?

Back

A cluster is a group of data points that are close together in a scatter plot, indicating a potential relationship.

Front

How can you identify an outlier in a scatter plot?

Back

An outlier can be identified as a point that is significantly distant from the other points in the scatter plot.