Populations, Samples, and Sample Methods

An agency wants to know the opinions of Florida residents on the construction of a new road. The agency surveys 800 residents.

Identify the population

• Florida residents

• 800 residents surveyed

• The agency

• People who favor the building of a new road.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

An agency wants to know the opinions of Florida residents on the construction of a new road. The agency surveys 800 residents.

Identify the sample

• Florida residents

• 800 residents surveyed

• The agency

• People who favor the building of a new road.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

You want to know how many students in your school are going to the volleyball game. You survey 50 students. Ten are going to the game. The rest are not going to the game.

Identify the population

• The students in your school

• The 50 students surveyed

• The 10 students going to the game

• The students not going to the game

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

You want to know how many students in your school are going to the volleyball game. You survey 50 students. Ten are going to the game. The rest are not going to the game.

Identify the sample.

• The students in your school

• The 50 students surveyed

• The 10 students going to the game

• The students not going to the game

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

You ask 75 randomly chosen students how many movies they watch each week. There are 1200 students in the school.

Identify the population

• The 1200 students in the school

• The 75 randomly chosen students

• The number of movies students watch

• The students who watch more than 1 movie a week

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

You ask 75 randomly chosen students how many movies they watch each week. There are 1200 students in the school.

Identify the sample

• The 1200 students in the school

• The 75 randomly chosen students

• The number of movies students watch

• The students who watch more than 1 movie a week

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A university polled 500 of its students, by randomly selecting 50 students from each of its 6 degree programs.

Which sampling method is being used?

• Cluster

• Stratified

• Simple random

• Convenience

Tags

CCSS.HSS.IC.B.3

A university polled 500 of its students, by randomly selecting 50 students from each of its 6 degree programs.

Identify the population

• All students at the university

• The 500 students polled

• 50 students from one of the degree programs

• The 6 degree programs

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A university polled 500 of its students, by randomly selecting 50 students from each of its 6 degree programs.

Identify the sample.

• All students at the university

• The 500 students polled

• 50 students from each of the degree programs

• The 6 degree programs

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

To get reactions about a particular new car, readers of a car magazine were asked to mail in their answers to a survey.

What sampling method is used?

• Self-Selected

• Convenience

• Systematic

• Cluster

Tags

CCSS.HSS.IC.B.3