Sampling Methods

What type of Sampling?

You are interested in finding out the percent of residents in the city that have experienced a robbery in the past year. Using the city property records, you assign each residence a number. You use a random number generator to give you a list of numbers. You contact the residence that corresponds to that number to ask your questions.

• Random

• Stratefied

• Systematic

• Cluster

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

CCSS.HSS.MD.B.6

What type of Sampling?

You want to know the average number of hours that high school seniors spend playing video games in your state. You randomly select 20 high schools in the state and then ask all the seniors at each of the 20 high schools about their video game habits.

• Random

• Stratefied

• Systematic

• Cluster

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

What type of Sampling?

An auto analyst is conducting a satisfaction survey, sampling from a list of 10,000 new car buyers. The list includes 2,500 Ford buyers, 2,500 GM buyers, 2,500 Honda buyers, and 2,500 Toyota buyers. The analyst selects a sample of 400 car buyers, by randomly sampling 100 buyers of each brand.

• Random

• Stratefied

• Systematic

• Cluster

Tags

CCSS.HSS.IC.B.3

What type of Sampling?

A shopping mall management company would like to know the average amount that shoppers in the mall spend during their visit. They post two survey takers near one of the exits who ask shoppers to tell them what they spend as they leave the mall.

• Random

• Convenience

• Systematic

• Voluntary

Tags

CCSS.HSS.IC.B.3

What type of Sampling?

A restaurant owner wants to find out the average number of dishes ordered at each table served on Friday evenings, their busiest time. She decides to collect and analyze every fifth receipt of the night, starting at 6:00 p.m.

• Random

• Convenience

• Systematic

• Voluntary

What type of Sampling?

Every fifth person boarding a plane is searched thoroughly.

• Random

• Convenience

• Systematic

• Voluntary

What type of Sampling?

At a local community college, five math classes are randomly selected out of 20 and all of the students from each class are interviewed.

• Random

• Stratefied

• Systematic

• Cluster

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

What type of Sampling?

A researcher randomly selects and interviews fifty male and fifty female teachers.

• Random

• Stratefied

• Systematic

• Cluster

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

What type of Sampling?

A researcher for an airline interviews all of the passengers on five randomly selected flights.

• Random

• Stratefied

• Systematic

• Cluster

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

What type of Sampling?

Based on 12,500 responses from 42,000 surveys sent to its alumni, a major university estimated that the annual salary of its alumni was 92,500.

• Random

• Convenience

• Systematic

• Voluntary

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4