Unit 4 Test Review Statistical Procedures

What type of correlation (association)?
The outside temperature and the amount of layers you wear. 

• Positive correlation
• Negative correlation
• No correlation
• All of the above

The number of siblings you have and your weight. 

• Positive correlation
• Negative correlation
• No correlation
• All of the above

As x increases, y increases

• correlation coefficient
• causation
• positive correlation
• negative correlation

Which scatter plot shows a linear relationship between x and y?

• Graph A
• Graph B
• Graph C
• Graph D

Tags

CCSS.8.F.A.3

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

• A
• B
• C
• D

What is the type of association (correlation)?

• Negative 
• no association
• positive 

What type of association (correlation) does this graph have?

• positive 
• negative
• none
• all of the above

What type of association does this scatter plot represent?

• positive linear association
• negative linear association
• no association
• nonlinear association

Tags

CCSS.HSS.ID.B.6

What type of association does this scatter plot represent?

• positive linear association
• negative linear association
• no association
• nonlinear association

If a scatterplot has no correlation then...

• ...it has no ordered pairs
• ...it has ordered pairs that have a negative pattern
• ...its ordered pairs have no predictable pattern
• ...if it makes a lion on a graph (roar!)

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

CCSS.HSS.ID.C.9