Probability and Stats Review

Find the mean of the numbers below:

4, 9, 7, 10, 5

• 5

• 6

• 7

• 8

Tags

CCSS.7.EE.B.3

Example 2:
Find the median of 5, 14, 22, 35, 20, 15, 6 and 28
Arrange the data in an increasing order
5, 6, 14, 15, 20, 22, 28, 35
The middle numbers are 15 and 20
 $\frac{\left(15+20\right)}{\ 2}=17.5$  
What is the median? 

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.NS.C.7

Example 1:

Find the median of 12, 34, 8, 16, 25, 3 and 10

Arrange the data in an increasing order.

3, 8, 10, 12, 16, 25, 34

The middle number is 12

What is the median?

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.NS.C.7

What is the median?

• 62
• 58
• 66
• 60

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.SP.A.2

What is the minimum value?

• 64
• 58
• 66
• 61

Tags

CCSS.6.NS.C.7

CCSS.6.NS.C.6

What data value is the upper quartile (Q3)?

• 64
• 62
• 66
• 58

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.SP.A.2

CCSS.6.SP.A.1

Which best represents the Interquartile Range

• 15
• 93
• 85
• 78

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.SP.A.2

What is the Interquartile Range of this data set? The lower (first) quartile is 19 and the upper (3rd) quartile is 56.

• 75

• 37

• 72

Tags

CCSS.7.SP.B.4

How many students sent between 10 and 19 text?

• 25

• 22

• 15

• 45

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.A.1

CCSS.6.SP.B.4

What percent of the vehicles get no more than 24 miles per gallon?

• 50 vehicles

• 50%

• 45 miles per gallon

• 51.6%

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1