Math (7) Data Unit Preview

_______ is a part of a group being surveyed.

• Sample
• Population
• Random Sample
• Quartile

_________ is a sample in which each individual or object in the entire population has na equal chance of being selected.

• Sample
• Population
• Random Sample
• Quartile

_______ is the entire group of objects or individuals considered for a survey.

• Sample
• Population
• Random Sample
• Quartile

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.

A student surveys mathematics teachers to get their opinion on teaching.  What is the sample?

• All teachers in the world.
• All teachers within the school.
• All mathematics  teachers in the school.
• All teachers except mathematics teachers.

A computer manufacturer surveys its customers who purchased laptop computers to ask what software the company should include with its computer.  Identify the population.

• Customers who purchased laptop computers.
• Customers of the store.
• Customers who are interested in software.
• Computer manufacturers

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

A scientist studies a herd of mule deer to learn about their dietary habits.  Identify the population.

• All animals
• Mule deer
• Deer
• Mules

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 U.S. senator from Maine wants to find out the opinion of the voters in his state on issues concerning education.  The office of the senator sends out a survey to a random sample of registered voters in Maine.  Is this random sampling?

• Yes
• No