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April11 Random and Biased Samples

Authored by Hernan Nino

Mathematics

7th Grade

CCSS covered

Used 14+ times

April11 Random and Biased Samples
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29 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

1.  Carlos wants to know the favorite sport of people at his school so he asks his baseball team.

Biased
Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

7. A public library asked every 10th person who entered to name the type of book they were getting

Biased
Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

3.  A hospital wants to open a gym. They ask the night-shift ER staff when they would use the gym.

Biased
Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

4. A company makes DVDs and randomly selects 25 from 1500 to test them to see if they work.

Biased
Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Ana wants to know the average student’s opinion of the tardy policy at her school. Which group of students should she survey in order to achieve the most accurate results?

thirty students who are often tardy
thirty students who are rarely tardy
thirty of her friends
thirty randomly selected students from her school

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Marcos wants to find out how many students at his school like to go to the movies. Which survey method is likely to produce a representative survey?

Ask the boys in the boys locker room.
Ask the 25 students in his homeroom class.
Ask students coming out of a movie theater.
Ask half of the 34 students on the soccer team.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A computer manufacturer surveys its customers who purchased laptop computers to ask what software the company should include with its computer.  Identify the population.

Customers who purchased laptop computers.
Customers of the store.
Customers who are interested in software.
Computer manufacturers

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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