Pre-Calculus Test STATISTICS

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.B.5C

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 range of these numbers:
15,2,3,7,8,4,3,2,16,2,4

• 2
• 13
• 14
• 7

Tags

CCSS.4.MD.B.4

Find the median of these numbers:
4,2,7,4,3

• 2
• 5
• 7
• 4

Tags

CCSS.6.SP.B.5C

The number of miles that Jenna cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Jenna cycled?

• 24
• 36
• 39
• 52

Tags

CCSS.6.SP.B.5C

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

• 193
• 127
• 60
• 66

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

This data is normally distributed.  What percent of the data is in the shaded region?

• 68%
• 95%
• 99.7%
• 50%

Tags

CCSS.HSS.ID.A.4

Four data sets are shown below.
Set 1: {10, 19, 38, 50, 51}
Set 2: {5, 21, 26, 39, 51}
Set 3: {9, 38, 50, 50, 51}
Set 4: {5, 28, 28, 28, 51}
Which data set has the largest standard deviation?

• Set 1
• Set 2
• Set 3
• Set 4

If the standard deviation of a data set is 4, what is the variance?

• 2
• 16
• 4

What is the standard deviation for the data given:

5, 10, 7, 12, 0, 20, 15, 22, 8, 2

• 6.89

• 10.1

• 7.26

• 9