Statistics S.ID.3 & S.ID.4 Review

What data value is the upper quartile (Q3)?

• 64
• 62
• 66
• 58

Tags

CCSS.HSS.ID.A.1

CCSS.HSS.ID.A.2

What is the median?

• 62
• 58
• 66
• 60

Tags

CCSS.3.MD.B.4

What is the maximum value?

• 58
• 66
• 64
• 60

Tags

CCSS.3.MD.B.4

The prices at several different stores for a pair of shoes are shown below.
$78, $79, $81, $82, $83
Two days later, another store has the same shoes on sale for $65. How does the new price affect the data?

• Only the range was affected.
• The median increased, and the range increased.
• The mean increased, and the range increased.
• The mean decreased and the range increased.

Tags

CCSS.7.NS.A.3

The data set below has an outlier of 42.
2, 5, 12, 15, 19, 4, 6, 11, 16, 18, 12, 12, 42
What effect does removing the outlier have on the distribution of the data?

• The mean will decrease
• The median will decrease
• The mean will increase
• The median will increase

Tags

CCSS.HSS.ID.A.3

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.HSS.ID.A.2

CCSS.HSS.ID.A.3

Find the outlier in the set of data:
20, 52, 86, 80, 44, 49, 57, 41, 44, 55

• 86
• 41, 80, 86
• 80, 20, 86
• 80, 86

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Find the outlier in the set of data:
4, 11.6, 50, 23, 20.1, 19, 29, 12.7, 8, 23, 57.5

• 57.5
• 50, 57.5
• 4, 50, 57.5

Tags

CCSS.6.SP.A.2

CCSS.6.SP.B.5

Find the outlier in the set of data 
92, 88, 106, 169, 76, 72, 67, 10, 115, 73, 111, 59 

• 169
• 115, 169
• 111, 169
• 10, 169

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

The mean life of a tire is 30,000 km. The standard deviation is 2000 km.

Then, 68% of all tires will have a life between ___________ km and __________ km.

•  28,000 km and 32,000 km.
• 24,000 km and 34,000 km.
• 26,000 km and 34,000 km.
• 27,000 km and 31,000 km.

Tags

CCSS.HSS.ID.A.4