Scatterplots

Which graph shows a line of best fit for the scatter plot?

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

Tags

CCSS.8.EE.B.5

What type of relationship does this graph show?

• Positive
• Negative
• No Relationship
• Constant 

Tags

CCSS.HSS.ID.B.6

What type of relationship does this graph have?

• Positive 
• Negative
• No Relationship
• Constant

Tags

CCSS.HSS.ID.B.6

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 12 chapters
• 15 chapters
• 18 chapters
• 21 chapters

Tags

CCSS.HSA.CED.A.2

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

Based on this scatterplot, approximate what score should a student who attended class 22 days expect to receive on the exam?

• 84

• 71

• 95

• 75

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

Describe the correlation coefficient if

r = 0.90

• Positive, weak

• Positive, strong

• Negative, weak

• Negative, strong

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Describe the correlation, if the correlation coefficient is r = -0.26

• Positive, weak

• Negative, weak

• Positive, strong

• Negative, strong

Tags

CCSS.HSS.ID.C.8

when ice cream sales increase, incidents of sunburn increase

• Correlation

• Causation

Tags

CCSS.HSS.ID.C.9

when it rains several inches, the water level of a lake increases

• Correlation

• Causation

Which example shows CAUSATION? (Which one CAUSED the other to happen.)

• High social media usage and reduced grades.

• Car ran out of gas and being stranded on the side of the road.

• Recess time and number of friends.

Tags

CCSS.HSS.ID.C.9