Scatter plots & Trend Lines

1.  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? 

• 65
• 92
• 70
• 76

As the age of the car increases, its value decreases. Which scatter plot represents this relationship?

• A
• B
• C
• D

About how many male math teachers will there be in 2016?

• 35
• 46
• 52
• 70

Which of the following would be a reasonable approximation for the length of time it would take this person to run 6 miles?

• 50 min

• 80 min

• 45 min

• 60 min

If a carpenter earned $1000, what is the best estimate for how many days he worked?

• 3

• 4

• 5

• 6

Level 1: Determine the type of correlation.

• Positive

• Negative

• No Correlation

What type of correlation does this scatter plot have?

• positive 
• negative
• none
• all of the above

What type of association does this scatter plot show?

• positive linear association

• negative linear association

• no association

• 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

Which best describes the form of this scatterplot?

• linear
• nonlinear
• scattered