Random Survey

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

A homeowner divides their backyard into 5 sections, and randomly removes soil from sections.

• Biased
• Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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

• Biased
• Unbiased

Tags

CCSS.RL.11-12.6

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

The first 100 people at the park Thursday were asked if dogs should be off leashes in the park.

• Biased
• Unbiased

What type of sampling method was used?

• Simple Random Sample
• Systematic Random Sample
• Convenience Sample
• Voluntary Response Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Time Magazine wants to know which topics their readers prefer.  The magazine editors decide to put a survey in their magazine and asks readers to fill it out and send it back.  Which sampling method is being used?

• Simple Random Sample
• Systematic Random Sample
• Convenience Sample
• Voluntary Response Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

At her field hockey practice, Janet surveyed the athletes on the girls' hockey team to determine which sports teenagers like best.  Which type of sampling method was used?

• Simple Random Sample
• Systematic Random Sample
• Convenience Sample
• Voluntary Response

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Time Magazine wants to know which topics their readers prefer.  The magazine editors decide to put a survey in their magazine and asks readers to fill it out and send it back. Is this sampling method likely to produce valid or invalid data?

• Valid
• Invalid
• I don't know

At a middle school, the 7th graders will conduct a survey for where to go on a field trip. Which method will result in the least biased decision?

• to randomly ask 8th grade students who went on a field trip last year
• to randomly choose some 7th grade students to select a location
• to ask all 7th grade teachers and administrators for a location
• to ask the student council to choose a location

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1