Measures of Center and Variance

Find the mean:
28, 18, 19, 18, 17

• 20
• 18
• 11
• 19

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.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

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

• 4
• 4.1
• 5
• 4.5

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What is the definition of the mean?

• The average
• The middle number
• The difference between the highest and lowest numbers
• The number that occurs the most

Tags

CCSS.7.EE.B.3

When finding the median, what do you do if there are two middle numbers?

• Add them together and divide by 2
• Write them both as the answer
• Give up
• Pick one

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Find the median:
3, 5, 7, 4, 3, 1

• 3 and 4
• There isn't one
• 3.5
• 3

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Find the mean:
3.8, 4.2, 4.0, 4.2, 4.2

• 4.08
• 20.4
• 5.1
• 4.2

Tags

CCSS.6.NS.B.3

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Median is the

• data
• average
• most frequent
• middle of the numbers

Tags

CCSS.7.EE.B.3

Mode is the

• most frequent
• middle of the numbers
• data
• average

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Find the mean.

• 8
• 10
• 7
• 9

Tags

CCSS.4.MD.B.4