Unit 1 Vocabulary

A musician wanted to see what people who bought his last album thought about the songs.
Which choice best represents a sample?

• Every person who bought the album.
• A selection of people who didn't want to buy the album.
• 250 girls who bought the album.
• A selection of 3,294 people who bought the album.

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

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

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

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 of these.

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

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

• All of the kids who buy toys.
• 227 rich kids.
• 228 boys age 7-15.
• 235 kids from age 10 to 15.

A mayor wanted to see if the people in his town thought he was doing a food job.
Which choice best represents a sample?

• 1,000 unemployed voters
• The mayor's family
• The residents of the town
• 242 voters

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

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 shoppers from different states.
• 3,800 children age 5-15

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

A defined collection of individuals or objects about which we want to draw conclusions.

• Population
• Census
• Sample
• Survey

Tags

CCSS.HSS.IC.B.3

Information about individuals in a population.

• Parameter
• Data
• Statistics
• Cencus

Tags

CCSS.6.SP.B.5B

A subset of the population which we want to collect information from. This must be random to avoid a bias result.

• Population
• Census
• Sample
• Survey

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

The average salary of a random sample of 50 high school teachers in 2010 was $52,400.

• descriptive statistics
• inferential statistics