Sampling, Bias, Experiments, and Observational Studie

Source of bias that occurs when an individual chosen for the sample CAN'T be contacted or refuses to cooperate.

• Response Bias
• Undercoverage
• Nonresponse
• Voluntary Response

Tags

CCSS.HSS.IC.B.3

Source of bias in which some groups of populations are LEFT OUT of the selection process

• Response Bias
• Undercoverage
• Convenience Sampling
• Voluntary Response

Tags

CCSS.HSS.IC.B.3

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

Sam tested every 50th candy bar from the assembly line to make sure there were enough peanuts in each bar.  He found 15% did not have enough peanuts.  Which type of sampling did he use?

• Cluster
• Systematic
• Convenience
• Simple Random

Tags

CCSS.HSS.IC.B.3

The teacher samples her class by randomly selecting 5 girls and then randomly selecting 7 boys.  This type of sampling is called?

• Stratified
• Systematic
• SRS
• Cluster

Tags

CCSS.HSS.IC.B.3

The teacher samples her class by selecting every third person on her class list.  Which type of sampling method is this?

• SRS
• Systematic
• Stratified
• Cluster

Tags

CCSS.HSS.IC.B.3

The teacher samples her class by selecting all students sitting at table 1 and table 5 in her classroom.  This sampling technique is called?

• SRS
• Stratified
• Systematic
• Cluster

Tags

CCSS.HSS.IC.B.3

The teacher samples her class by picking 10 names from slips of paper in a hat.

• Systematic
• SRS
• Stratified
• Cluster

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.MD.B.6

Farmer Joe separates his apple tree farm into 10 regions.  He counts the number of apples produced in just one of the regions and uses that estimate to predict the number of apples produced on the whole farm.  This is _______ sampling.

• SRS
• Cluster
• Stratified
• Systematic

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

Source of bias that occurs when you ask people who are EASY to ask

• Response Bias
• Convenience Sampling
• Nonresponse
• Voluntary Response