Quiz #13

A school principal wants to determine which subject the 800 students in his school like best.

Which group represents the BEST sample?

• 70 students in sports.

• 70 students in the school.

• 70 teachers in the school.

• 70 students in 7th grade.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A beverage company wanted to see if people in the United States like their new logo.  Which group represents the BEST sample?

• A selection of shoppers from different states.
• Every person in the Ohio.

• 153 employees at the company.

• People who shop at Kroger.

Maria collects data from a random sample of 7th graders in her school and finds that 16 out of 20 7th graders participate in after-school activities. How many students should Maria expect to participate in after-school activities if 240 total 7th graders attend Maria's school?

• 180

• 192

• 214

• 232

Tags

CCSS.7.RP.A.3

A movie theater randomly samples the types of admission tickets sold on Friday in the afternoon and the evening. If 400 tickets are sold on a Friday afternoon, determine how many would be adult tickets.

• 80

• 100

• 300

• 320

Karen constructed the box-and-whisker plot below to show information about her first semester scores.

What was Karen's median test score?

• 70

• 85

• 90

• 95

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Mrs. Garcia decides to organize her students’ algebra test scores into

a box plot to analyze the results, as shown below.

What is the IQR of the class?

• 6

• 12

• 18

• 36

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

What is the mean of this data?

• 4

• 6

• 10

• 20

Tags

CCSS.6.SP.B.5C

What is the median of this data?

• 2

• 3

• 4

• 5

• 6

Tags

CCSS.6.SP.B.5C

Group A and Group B were randomly sampled from the same population. Which statements below are true? Select all that apply.

• Group A has a greater median than Group B

• Group A has a greater range than Group B

• Group A and Group B have the same maximum

• Group B has a greater median than Group A

• Group B has a greater minimum than Group A

Tags

CCSS.7.SP.B.4

The list below shows the most recent test scores for students in Mr.

Lopkin’s study group.

78, 90, 94, 72, 80, 68, 72, 88, 94, 98, 86, 96

Which box-and-whisker plot correctly represents the data in the list?

• 
• 
• 
• 

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1