Quiz 4-4

Find the MAD for the following set: 85, 90, 68, 75, 79

• 79.4

• 6.48

• 32.4

• 7.9

Find the MAD for the following set: 65, 90, 85, 70, 70, 95, 55

• 12.24

• 75.7

• 85.7

• 15.6

Calculate the Mean Absolute Deviation 156, 189, 134, 220, 138, 192

• 171.5

• 28.8

• 35.4

• 25.1

True or false? :The larger the Mean Absolute Deviation the more consistent the data is.

• True
• False

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Which dot plot shows more consistency? a or b?

• a
• b

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

Which dot plot shows more variability? a or b?

• a
• b

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month.  Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles? 

• A. 50 min
• B. 80 min
• C. 45 min
• D. 60 min

Tags

CCSS.HSS.ID.B.6

If the carpenter worked for 6 days, how much did he earn?

• 1250
• 1500
• 1750
• 2000

Tags

CCSS.8.EE.B.5

Make a prediction for a resting heart rate after 6 hours of exercise a week.

• 6
• 50
• 55
• 59

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

CCSS.HSA.CED.A.2

What type of correlation does this graph have?

• Negative 
• no association
• positive 

Tags

CCSS.HSF-LE.A.1B