Statistic Test Review

The table below shows the annual salaries for the 24 members of a professional sports team in terms of millions of dollars.

The team signs an additional player to a contract worth 10 million dollars per year. Which statement about the median and mean is true?

• Both will increase.

• Only the median will increase.

• Only the mean will increase.

• Neither will change.

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

Gabriella’s quiz grades are shown below.
88, 92, 92, 96, 98
Gabriella scored a 20 on her sixth quiz. What effect does this score have?

• The low score causes the median to increase.
• The low score causes the median to decrease.
• The low score causes the mean to increase.
• The low score causes the mean to decrease.

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

How many students have more than 1,000 songs on their MP3 player?

• 5
• 16
• 10
• 4

Tags

CCSS.HSN.VM.C.6

How many people watched less than 11 hours of TV last week?

• 48
• 90
• 20
• 65

Tags

CCSS.2.MD.D.9

What is the range of the test scores?

• 15
• 100
• 6
• 10

Tags

CCSS.4.MD.B.4

The mode is

• The middle score
•  Scores added & divided by the number of scores
• The most frequent score
• The middle when in order

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

The median is

• The middle score
•  Scores added & divided by the number of scores
• The most frequent score
• The middle when in order

Tags

CCSS.7.EE.B.3

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

• 4.1
• 6
• 4.5
• 4

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

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

• 4.1
• 6
• 4.5
• 4

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

Find the mode of these numbers:

4,3,6,4,3,6,6,3,2,1,3

• 3

• 6

• 4

• 2

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2