Scatter Plots

Analyze the correlation depicted by the scatter plot. (a)  

• positive

• negative

• no correlation

• nonlinear association

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

Tags

CCSS.8.F.B.5

CCSS.8.SP.A.1

CCSS.8.SP.A.2

What type of association does this graph have?

• positive

• negative

• none

• all of the above

Tags

CCSS.8.F.B.5

CCSS.8.SP.A.1

Match the following descriptions with the correct type of association.

• A graph where one variable decreases as the other increases.

• positive 

• A graph where there is no identifiable trend between two variables.

• all of the above

• A graph showing an upward trend as one variable increases, so does the other.

• negative

• A question regarding the overall understanding of graph associations.

• none

In a graph, what does the horizontal axis typically represent? (a)  

• Number of Employees

• Time in Hours

• Revenue in Dollars

• Distance Travelled

What represents the y axis?

• ABC Company
• Hours Worked
• Amount Earned in Dollars
• Hours in Car

Tags

CCSS.HSF.LE.B.5

The scatter plot illustrates the correlation between the number of pages and the number of illustrations in a collection of children's books.  Using the trend line, estimate the number of illustrations in a book that has 200 pages. 

• 30 illustrations

• 50 illustrations

• 40 illustrations

• 60 illustrations

About how many male math teachers were there in 2006?

Mathematical Equivalence

ON

A line of best fit is used for (a)   .

• To make predictions
• To make the graph look pretty
• To connect the points
• To make it look like you know what

As the age of the car increases, its value decreases. Which graph best represents a decrease. (a)   .

• A
• B
• C
• D