Chapter 9 Review

What is the age of the tree that is 8 feet tall?

• 6 Years

• 7 Years

• 8 Years

• 9 Years

Tags

CCSS.HSF.IF.A.2

How many trees are more than 6 feet tall?

• 5

• 1

• 2

• 4

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.1

CCSS.6.SP.A.2

Molly collected data about the number of hours students studied and their scores on a test. The results are shown in the scatter plot. Which statement about the data is true?

• As study hours increase, test scores decrease.

• As study hours increase, test scores increase.

• As study hours increase, test scores stay the same.

• As study hours decrease, test scores increase.

Tags

CCSS.HSF.LE.B.5

Which is a reasonable prediction of a test score for a student who studied for 1/2 hour?

• 80

• 100

• 50

• 5

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3

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.HSS.ID.B.6

What does the slope represent in this situation?

• The sloth runs 1 feet in 3 minutes
• The sloth runs 3 feet in 1 minute
• The sloth runs fast
• The sloth runs 6 feet in 1 minute

Tags

CCSS.HSF.IF.B.4

What type of correlation does this graph have?

• positive
• negative
• none
• all of the above

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

The number of siblings you have and your weight. 

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

Tags

CCSS.HSF-LE.A.1B

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

What is the correlation?

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

Tags

CCSS.HSF-LE.A.1B