10 - Statistics Study Guide

_______ is a part of a group being surveyed.

• Sample
• Population
• Random Sample
• Quartile

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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

• Sample
• Population
• Random Sample
• Quartile

Tags

CCSS.HSS.IC.B.3

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

• Sample
• Population
• Random Sample
• Quartile

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A student wants to know which type of pizza the students at his high school prefer. Which option would give a unbiased, representative sample:

• Asking all the students in the hot lunch line.
• Asking 10 random students from each homeroom.
• Asking every other student who gets off a school bus.
• Asking all the 10th graders.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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

Tags

CCSS.HSS.IC.B.3

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

Tags

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.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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.7.SP.A.1

CCSS.HSS.IC.A.1