Sampling and Bias QUIZ

Source of bias in which people CHOOSE to respond and usually only people with very strong opinions respond

• Response Bias
• Undercoverage
• Convenience Sampling
• Voluntary Response

Source of bias in which some groups of populations are LEFT OUT of the selection process (Example: Using Twitter to conduct a survey)

• Response Bias

• Undercoverage

• Convenience Sampling

• Voluntary Response

Marianne wanted to know students' opinion on the new schedule at school. She places students' names in a container and randomly picks out 20 names. 

• Convenience Sampling
• Systematic Random Sampling
• Simple Random Sampling
• Volunteer response

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

Each student in the school is given a different number.  A student is randomly selected from the first 25. That student and every 25^th student thereafter are in the sample.  This is what type of sampling design?

• SRS
• Systematic
• Multistage
• Stratitfied

Starting at 8:00 Monday morning the first 50 students entering the front doors are selected to be in the sample.  This is what type of sampling design? 

• Systematic
• Voluntary Response
• Cluster
• Convenience

An SRS of 25 students is taken from each grade to form the sample.  This is what type of sampling design?

• Cluster
• SRS
• Stratified
• Multistage

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

A ___ is a small portion of the population used to gather data from.

• Systematic Sampling Method
• Sample
• Population
• Bias

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

Identify the sampling design: SCPS wants to survey its employees.  They pick 4 schools from the county and survey every single employee in each of the 4 buildings.

• cluster
• volunteer
• systematic
• simple random

Which is not a method of random selection?

• Using a table of random digits

• Using a random number generator

• Drawing numbers out of a hat

• Randomly pointing to numbers on a page

Tags

CCSS.HSS.MD.B.6

I want a representative sample of likely voters. I use a telephone directory to randomly select 200 people. Only 85 people answer their phones to participate in the same. What kind of bias is this?

• Undercoverage

• Nonresponse

• Response

• Voluntary Response