Sample vs Populations

A toy store owner tracking how much kids spend each month on toys. Which choice best represents a population?

• All of the kids who buy toys.

• 227 wealthy kids.

• 228 boys age 7 - 15

• 235 kids from age 10 to 15.

Determine whether you would survey the population or a sample:

You want to know the average height of seventh-graders in Tallahassee.

• Survey the population

• Survey a sample

Determine whether you would survey the population or a sample:

You want to know the number of students in Florida who have summer jobs.

• Survey the population

• Survey a sample

Before a nation-wide election, a polling place was trying to see who would win. Which choice best represents a sample?

• A selection of voters over age 50.

• A selection of male voters.

• A selection of voters of different ages.

• All voters.

A ​ ​ (a)   is an entire group, while a ​ (b)   is a smaller chosen part.

• population

• sample

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

• Every person in the state

• A selection of people from each neighborhood in the state

• A selection of people who live near the highways

• A selection of people who live in small towns

80 7th graders at CMS were asked what their favorite season was. Does this represent a population or a sample?

• sample

• Population

Choose the true statement(s) about the census and sample shown.

• The sample could be considered too small.

• The sample is biased because is does not include everyone.

• The sample is representative of the population's sub-groups.

80 7th graders at CMS were asked what their favorite season was. Does this represent a population or a sample?

• sample

• Population

A gaming website wanted to find out which console its visitors owned. Which choice best represents a population?

• Visitors to the 3DS section.

• All of the website visitors.

• Visitors to the PS4 section.

• Visitors who are on the website for more than 5 minutes.