Population and Sample

A (a)   is a part of a group being surveyed.

• sample
• population
• random sample
• quartile

A ​ (a)   is the entire group of objects or individuals considered for a survey.

• population
• sample
• random sample
• quartile

A new cable TV station wants to study the viewing habits of households.  The station surveys every household that purchased a new TV within the last 2 years in New York.  Is this random sampling?

• Yes
• No

A bagel shop takes a survey to find the approximate percentage of its customers who prefer the new shop hours. What is the population of this​ survey?

• All of the bagel​ shop's customers

• All bagels sold by the bagel shop

• The customers who were surveyed

• All people in the same town as the bagel shop

During a middle school baseball ​game, every spectator placed his or her ticket stub into a container. After the​ game, the coach chose eight people to march in the sportsmanship parade. What is the sample in this​ situation?

• The coach

• The ticket stubs

• The eight people to march in the sportsmanship parade

• The baseball game spectators

What would be the population 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

The part of the population being studied

• population
• sample
• random

The manager of a book store surveys people who buy mystery novels to see if the store should expand its hours.

What is the population?

• People who visit the bookstore.

• People who buy mystery novels.

• Residents of the town

• People who like to read.

Population or Sample?

A police officer measures the speed of all the cars that pass a specific point on the road during his shift.

• Population

• Sample

The Magic Kingdom theme park has many attractions, one of which is Space Mountain. Are the people who ride Space Mountain the population or a sample of the theme park? Explain.

• Population. They are all the people at the theme park.

• Sample. They are a subset of all the people at the theme park.

• Both population and sample. They are all the people at the theme park

• Neither population nor sample. They are not the people at the theme park.