6.2.6 Quiz Practice

Which graph shows a positive linear association?

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Tags

CCSS.HSS.ID.B.5

Predict the heart rate for an adult male who breathes at 40 breaths/minute.

• 100 beats/minute

• 175 beats/minute

• 155 beats/minute

• 115 beats/minute

True or False: The y-intercept represents the weight of the bag itself.

• true

• false

Tags

CCSS.HSF.LE.B.5

True or False: The slope of the line represents the weight of each chip.

• true

• false

Tags

CCSS.8.EE.B.5

True or False: There is no association between the number of chips and the weight of the bag.

• true

• false

Tags

CCSS.HSS.ID.B.5

True or False: If a bag contains 15 chips, the trend line predicts that the bag of chips will weigh about 5 ounces.

• true

• false

Tags

CCSS.HSF.BF.A.2

True or False: If a bag contains 65 chips, the trend line predicts that the bag of chips will weigh about 18 ounces.

• true

• false

Tags

CCSS.HSF.BF.A.2

The company collected data on the time (minutes) it takes homeowners to mow lawns of different sizes (acres). The time also includes 3 minutes to set up the push lawn mower and 10 minutes to set up the ride-on lawn mower.

What is the y-intercept for both equations?

• Ride on: 10

  Push: 70

• Ride-on: 30

  Push: 3

• Ride-on: 10

  Push: 3

Tags

CCSS.HSF-IF.C.7A

The company collected data on the time (minutes) it takes homeowners to mow lawns of different sizes (acres). The time also includes 3 minutes to set up the push lawn mower and 10 minutes to set up the ride-on lawn mower.

What is the slope for both equations?

• Ride on: 10

  Push: 70

• Ride-on: 30

  Push: 70

• Ride-on: 30

  Push: 3

Tags

CCSS.HSF.LE.B.5

True or False: The ride-on mower equation indicates that for every 1-acre increase in lawn size, there is an increase of 10 minutes of mowing.

• true

• false

Tags

CCSS.HSF.LE.B.5