CCSS.Math.Content.7.SP.A.1

What percent of students have less than 1,000 songs on their MP3 players?

• 15%
• 80%
• 20%
• 45%

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CCSS.Math.Content.7.SP.A.1

A music store gives comment cards to all members of its Jazz Club to find out about satisfaction with the club's features.  Identify the sample.

• People who play instruments.
• All music store customers except Jazz Club members.
• All music store customers
• Jazz Club members

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CCSS.Math.Content.7.SP.A.1

Eric surveyed 402 employees at the company who worked in Marketing.  Is this a random sample of the employees at the company in general?

• yes
• no

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CCSS.Math.Content.7.SP.A.1

The part of the population being studied

• population
• sample
• random

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CCSS.Math.Content.7.SP.A.1

A sample that is by chance.

• random sample
• stratified sample
• systematic sample

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CCSS.Math.Content.7.SP.A.1

What would be the sample in this example?
Surveyors in a mall choose shoppers to ask about products they prefer.

• the surveyors
• all shoppers in the mall
• the shoppers who were asked their preferences

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CCSS.Math.Content.7.SP.A.1

Identify the type of sampling.
Seat numbers are chosen from a hat to identify passengers on an airplane who will be surveyed.

• random sampling
• systematic sampling
• stratified sampling

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CCSS.Math.Content.7.SP.A.1

Identify the sampling.
One hundred shoppers are chosen by chance from four randomly chosen computer stores.

• random sampling
• systematic sampling
• stratified sampling

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CCSS.Math.Content.7.SP.A.1

A survey company was trying to see if people in a state thought the pollution was too high.  Which choice BEST represents a population?

• A selection of people from each neighborhood in the state.
• A selection of people who live in small towns.
• Every person in the state.
• A selection of people who live in dirty neighborhoods.

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CCSS.Math.Content.7.SP.A.1

A beverage company wanted to see if people in the United States liked their new logo. Which choice best represents a population?

• A selection of logo artists.

• Every person in the United States.

• A selection of shoppers from different states.

• 3,800 children age 5 - 15

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CCSS.Math.Content.7.SP.A.1