7Unit 4 Vocabulary Test - Scatterplots

Data relating two quantitative variables that can be represented by a scatterplot.

• Scatterplot
• Cluster
• Bivariate data
• Trend line

Collection of points that are close together.

• Scatterplot
• Cluster
• Bivariate data
• Trend line

A line that best fits the data points of a scatter plot.

• Scatterplot
• Cluster
• Bivariate data
• Trend line

Data points lie close to a line.

• Linear Association
• Cluster
• Bivariate data
• Trend line

A graphical representation used to display the relationship between discrete data pairs.

• Scatterplot
• Cluster
• Bivariate data
• Trend line

As the values of x increase, the values of y decrease. Also as the values of x decrease, the values of y increase.

• Positive Association
• Trend Line
• No Association
• Negative Association

There is no obvious pattern in the points.

• Positive Association
• Trend Line
• No Association
• Negative Association

Information that is collected about people, events, or objects.

• Data
• Slope
• Association
• y-incercept

A relationship with a constant rate of change represented by a graph that forms a straight line.

• Linear Relationship
• Linear Association
• Trend line
• y-incercept

Data points do not lie close to a line.

• Positive association
• No association
• Negative Association
• Non-linear