Thinking with Mathematical Models Unit Test

About how many containers will be recycled if 125 people attend an event?

• 50

• 75

• 62

• 71

• 56

Tags

CCSS.6.EE.B.7

Explain how you used the graph to determine your answer for Question 1. Use words like x-axis and y-axis.

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

CCSS.HSF.IF.B.4

CCSS.HSA.REI.C.6

CCSS.HSA.REI.C.7

CCSS.HSF.IF.C.7

What event attendance will produce about 110 containers to be recycled?

• 200

• 205

• 210

• 220

• 225

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Explain how you used the graph to determine your answer for Question 3. Use words like x-axis and y-axis.

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

CCSS.HSF.IF.B.4

A correlation coefficient for the variables of the Recycling Project would be closest to

• -1

• -0.5

• 0

• 0.5

• 1

Tags

CCSS.HSF-LE.A.1B

Explain, in your own words, what a correlation coefficient represents.

Tags

CCSS.HSF-LE.A.1B

Compare and contrast the correlation coefficients of -1, 0, and 1. Describe how the graph looks for each.

Tags

CCSS.8.EE.B.5

Use the points (200, 100) and (50, 25) to find the slope of the modeling line. Write the slope as a simplified fraction.

Tags

CCSS.8.EE.B.5

What is the value of b for the modeling line?

y = mx + b

Tags

CCSS.HSF.LE.B.5

Explain what the slope and the y-intercept tell you about the relationship between the number of containers to be recycled and the attendance at a school event.

Tags

CCSS.8.EE.B.5