Module 10&11 Review

Biased or Random?

Isaac wants to find out the favorite foods of students at Churchill. He asks the boys’ basketball team about their favorite foods.

• Biased sample

• Random sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Biased or Random?

Jace wants to find out what the favorite soda flavor is at Churchill Middle School. He decides to ask all the students in Mrs. Shoemaker's class as a sample group.

• Biased sample

• Random sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Students and staff who participate in after school activities..

• Population

• Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Members of the PTA who attended the January meeting..

• Population

• Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

The entire school faculty..

• Population

• Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Students who are speaking Spanish..

• Population

• Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

100 second graders were asked to do a book report about one of these four zoo animals.  The number of students who chose each animal is shown in the table.  If 250 second graders had to choose of of the four animals, predict how many would choose to write about a giraffe.

• 60 students
• 50 students
• 40 students
• 30 students

Tags

CCSS.5.OA.B.3

150 people were polled on their favorite sport.  Based on the table, if you asked only 25 people what their favorite sport is, how many would say soccer is their favorite sport?

• 5 people
• 6 people
• 8 people
• 10 people

Tags

CCSS.7.RP.A.3

Find the mean:
28, 18, 19, 18, 17

• 20
• 18
• 11
• 19

Tags

CCSS.6.SP.B.5C

Find the median:
3, 5, 7, 4, 3, 1

• 3 and 4
• There isn't one
• 3.5
• 3

Tags

CCSS.6.SP.B.5C