Data Analysis Review

The number of points in the first five games of the football season are listed below. What is the median number of points scored?

• 16

• 33

• 3

• 38

Tags

CCSS.6.SP.B.5C

Students record the number of minutes they read each day. The box plot shows the summary of the results. Which statement best describes the data?

• A quarter (25%) of the students read for 20-30 minutes.

• The least number of students read less than 30 minutes.

• Over half the students read for 40 minutes or more.

• The average (mean) number of minutes read was 47.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Which of the following is likely to have the greatest variability?

• The cost of a piece of candy from a vending machine.

• The height of all the students at West Middle School

• The age of all the students in the sixth grade.

• The number of days in a month.

Tags

CCSS.6.SP.A.2

The attendance office creates a bar graph to display the number of students tardy throughout the month. What is the range of the number of students tardy during the first five months of the year?

• 45

• 55

• 60

• 70

The dot plot shows the number of hours the students in Mr. Ross's class slept last night. Which of the following statements is NOT correct?

• There are a total of 17 students in Mr. Ross's class.

• Exactly 9 students slept for less than 8 hours.

• More than half of the students slept for at least 7 hours.

• All of the students in Mr. Ross's class need more sleep.

Tags

CCSS.2.MD.D.9

A survey of North Middle School staff included staff members ages. The ages were compiled and displayed in a histogram. Which of the following statements best describes the data?

• There were 12 staff members between the ages of 20-29.

• The number of staff members under the age of 40 is equal to the number of staff members 40 and older.

• Sixty staff members were included in the survey.

• A total of 10 staff members are 50 years or older.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

The number of free throws made by the members of a basketball team are shown. Which best represents the data?

• 
• 
• 
• 

Employees were asked how many miles they traveled to work each day. The data is shown below in the box plot. Which of the statements best supports the data?

• Median = 30, IQR = 20

• Median = 35, IQR = 20

• Median = 40, IQR = 45

• Meidan = 35, IQR = 45

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

The list shows the numbers of employees in the nine departments at a company.

14, 23, 6, 54, 30, 26, 17, 3, 26

What is the range of the numbers of employees in these departments?

• 23

• 51

• 26

• 18

Tags

CCSS.6.NS.C.8

The dot plot shows the wing lengths in millimeters for 10 birds. Which statement is true?

• More than half of the birds have wing lengths of less than 50 millimeters.

• There are more birds that have a wing length of 54 millimeters than birds that have a wing length of 46 millimeters.

• Fewer than half of the birds have wing lengths greater than 48 millimeters.

• There are more birds that have a wing length of 52 millimeters than birds that have a wing length of 51 millimeters.

Tags

CCSS.2.MD.D.9