Introduction to Scatter Plots

What type of association or correlation does the scatter plot represent?

• positive

• negative

• no

When looking at a scatter plot, there are three types of association:

• linear, nonlinear, no

• positive, negative, no

• linear, circular, no

• up, down, no

When points in the scatter plot appear to form two or more distinct clouds of points, it's called...

• clusters

• bunches

• groups

• cliques

When the scatter plot shows an increase in the outputs as the inputs are increasing

• positive correlation

• negative correlation

• no correlation

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase. 

• As the temperature increases, the number of visitors increases. 

• As the visitors increase, the temperature decreases. 

• No correlation

What relationship is shown in the scatter plot?

• As the cost goes down, the number sold goes down.

• As the cost goes up, the number sold goes down.

• As the cost goes down, the number sold remains the same.

• There is not relationship between cost and the number sold.

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam?  (a)  

• 65

• 92

• 70

• 76

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam?  (a)  

• 65

• 92

• 70

• 76

What is the trend for this scatter plot

• Negative

• Positive

• None

What kind of relationship does this scatter plot represent?

• positive, linear

• negative, linear

• negative, nonlinear

• no relationship