Measures of Variability

Which class has the higher test score median? 

• Class #1
• Class # 2 
• The medians are equal
• The median is not shown here. 

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Which class was more consistent in their Algebra Scores?

• Class #2
• Class #1
• Both classes had the same consistency.
• 50%

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

What is the range of speeds tested?

• 0.5 mph

• 0.3 mph

• 1.5 mph

• 1.3 mph

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What is the range of miniature golf scores?

• 44

• 23

• 29

• 39

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

The table shows the points earned by contestants in a competition. Find the range and the interquartile range of the points.

• Range: 15; IQR: 13

• Range: 15; IQR: 12

• Range: 15; IQR: 11

• Range: 15; IQR: 10

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What does this symbol represent?

• Standard Deviation
• Variance
• Mean Absolute Deviation
• Sigma

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Given a variance of 64, what is the standard deviation?

• 8

• 4096

• 0

• 6.8

Tags

CCSS.8.EE.A.2

Which dot plot shows more consistency, LESS variation? a or b?

• a

• b

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Which restaurant has a greater IQR?

• Lucy's Steakhouse

• Gary's Grill

• They are the same

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Which club has the smaller spread, less variation?

• Cruisers

• Car Hops