IQR and MAD

The IQR is a measure of __________________ .

• center
• variation
• quartiles
• range

Tags

CCSS.7.EE.B.3

Mean Absolute Deviation is a measure of _________________________ .

• central tendency
• variation
• average 
• anger

Tags

CCSS.7.EE.B.3

Find the MAD of following test grades:
100   80   70   90   100

• 88
• 52
• 12
• 10.4

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

What is the interquartile range (IQR)?

• 4
• 64
• 60
• 8

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.SP.A.2

CCSS.6.SP.A.1

What is the first step when calculating the Mean Absolute Deviation?

• Find the distance each value is from the mean
• Find the mean of the distances
• Find the mean of the data

Tags

CCSS.6.SP.B.5

What is the second step when calculating the Mean Absolute Deviation?

• Find the distance each value is from the mean
• Find the mean of the distances
• Find the mean of the data

Tags

CCSS.7.EE.B.3

What is the third step when calculating the Mean Absolute Deviation?

• Find the distance each value is from the mean
• Find the mean of the distances
• Find the mean of the data

Tags

CCSS.7.EE.B.3

Find the Mean Absolute Deviation: 10, 9, 3, 8, 10. (The Mean is 8.)

• 3

• 5

• 1

• 2

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

What is the term for the median of the lower half of the data?

• Lower Quartile
• Upper Quartile
• Median
• Maximum

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.SP.A.2

What percentage of the data is between 90 and 140?

• 25 %
• 50%
• 75%
• 100%

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.SP.A.2

CCSS.6.SP.A.1