Unit 11 Review

The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below: 
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?

• 5
• 6
• 9
• 11

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

In the last 5 games, Kevin Durant scored 22, 22, 18, 12, and 21 points. What is Durant's Mean (Average) score per game?

•  19 points per game
• 95 points per game
• 18.6 points per game
• 22 points per game

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What is the median?

• The number in the middle when the numbers are in order from least to greatest.

• The difference between the largest and smallest number.

• The average

• The number that appears most often.

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What is the range?

• The sum of the largest and smallest number

• The number in the middle

• The difference between the largest and smallest number

• The number that appears most often

Tags

CCSS.7.SP.B.4

Find the median of the following set of numbers: 5, 10, 15, 20, 25, 30

• 22.5

• 35

• 17.5

• 12.5

Answer explanation

The median is the middle number when the numbers are arranged in ascending order. In this case, the median is 17.5, as it is the middle number in the set: 5, 10, 15, 20, 25, 30.

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Determine the range of the data set: 12, 15, 18, 21, 24, 27

• 15

• 20

• 9

• 30

Answer explanation

The range of a data set is the difference between the maximum and minimum values. In this case, the range is 27 - 12 = 15. Therefore, the correct answer is 15.

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

During a week of tracking her jogging distance, Alice recorded her daily distances in miles as follows: 3, 5, 7, 9, 11. What is the median distance she jogged in a day?

• 5

• 7

• 9

• 11

Answer explanation

The median distance is the middle value when the data is arranged in ascending order. In this case, the middle value is 7, so the correct answer is 7.

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

If you score 76, 85, 97, and 83 on your math tests, what would your median score be? 

• 84
• 90
• 85
• 88

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

The mean GPA of students in a course at UGA is 3.2 with a standard deviation of 0.3. What percent of students in the course have a GPA between 2.9 and 3.8?

• 81.5%

• 47.5%

• 68%

• 95%

Tags

CCSS.HSS.ID.A.4

The shelf life of a particular dairy product is normally distributed with a mean of 12 days and a standard deviation of 3 days.

About what percent of the products last between 12 and 15 days?

• 68%
• 34%
• 16%
• 2.5%

Tags

CCSS.HSS.ID.A.4