Ch 6 Review CCA

Does this scatterplot have a positive or negative correlation?

• Positive Correlation

• Negative Correlation

Tags

CCSS.HSS.ID.B.5

Which correlation coefficient best matches the given scatterplot?

• r = 0.8

• r = 0.08

• r = - 0.8

• r = - 0.08

Tags

CCSS.HSS.ID.C.8

What type of correlation does this scatterplot represent?

• negative correlation
• no correlation
• positive correlation

Tags

CCSS.HSS.ID.B.5

What type of correlation does this scatterplot represent?

• positive correlation
• no correlation
• negative correlation

Tags

CCSS.HSS.ID.B.5

Is there a correlation between the distance a student lives from school and their test grades?

• yes
• no

Tags

CCSS.HSF-LE.A.1B

The scatterplot shows the relationship between the number of tickets bought and the amount of money spent buying tickets.  Which would be a reasonable prediction for the cost of buying 6 tickets?

• $8
• $15
• $12
• $10

Tags

CCSS.8.F.A.3

The graph shows the relationship between the amount of gas in a car's tank after going on a trip.  Which is the closest to the amount that would be in the tank after traveling 50 miles?

• 9 gallons
• 11 gallons
• 14 gallons
• 10 gallons

Tags

CCSS.HSF.IF.B.4

Solve for x and y
2x − 3y = −1
 y = x − 1

• (-2,-3)
• (0,-1)
• (3,4)
• (4,3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations.
y = 4x+1
3x + 2y = 13

• (1, 5)
• (5, 1)
• (0.25, 2)
• ∅

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to the system?

• (0, 3)
• (1, -1)
• (-3, 1)
• (1, 3)

Tags

CCSS.8.EE.C.8B