Measures of Center and Variability

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1
• 6
• 4.5
• 4

Tags

CCSS.7.NS.A.3

Find the mode:
5, 0, 9, 9, 3, 0, 5, 5, 4

• 9
• 5
• 3
• 7

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.A.3

Find the median:
5, 6, 3, 9, 0, 4, 1, 2, 7

• 4
• 4.1
• 5
• 4.5

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

What is the range?

• 10

• 12

• 15

• 2 - 12

Tags

CCSS.6.SP.B.5

CCSS.6.SP.B.4

CCSS.6.SP.A.2

CCSS.6.SP.A.3

The interquartile range (IQR) of a data set is the difference between the third and first quartiles. It represents the range of the middle half of the data.

• True
• False

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.A.3

It's the number you get when you add all the numbers together and then divide by the amount of numbers you have.

• mean

• median

• mode

• range

Tags

CCSS.6.SP.B.5C

What is the median of the following set of data?

14, 21, 23, 25, 25

• 25

• 23

• 14

• 21

Tags

CCSS.6.SP.B.5C

Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Ervin's scores?

• 193

• 127

• 60

• 66

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

What is the median of this set of data?
10, 90, 80, 60, 50, 40, 70, 30, 20, 100

• 50
• 60
• 55
• 45

Tags

CCSS.6.SP.B.5C

Find the median from the list of numbers:

60, 58, 52, 48, 60, 67

• 58

• 59

• 60

• 118

Tags

CCSS.6.SP.B.5C