Sampling Design and Bias Review

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

Tags

CCSS.RL.11-12.6

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.7.SP.A.1

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.RL.11-12.6

Disneyland often surveys its guests as they exit a restaurant during their visit. The surveyor stands at the restaurant exit, counts the number of people leaving, and surveys every 25th guest.
This is a form of:

• Simple Random Sample
• Systematic Random Sample
• Voluntary Response
• Systematic Random Sampling

When one examines the entire population instead of a subgroup of the population, this is called a ____________.

• Sampling

• Census

• Bias

• Observational Study

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

• Systematic Sampling Method
• Sample
• Population
• Bias

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

Mrs. Delgado asks the first ten students at Clinton Elementary about what they think the new school's mascot should be. Identify the population.

• All students at Clinton Elementary

• 3rd graders at Clinton Elementary

• All elementary students in the state

• The first ten students she selected.

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

• Sample
• Population
• Random Sample
• Quartile

Tags

CCSS.7.SP.A.1

Identify the Population:

A restaurant wants to know if customers buy dessert when they eat out. As people leave the restaurant one evening, 20 people are surveyed at random. Eight people say they usually order dessert when they eat out. The restaurant concluded that most customers do not order dessert.

• 20 customers who are surveyed

• All customers who eat at this restaurant

• 8 customers who buy dessert

• Dessert

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Mrs. Delgado asks the first ten students at Clinton Elementary about what they think the new school's mascot should be. Identify the SAMPLE.

• All students at Clinton Elementary

• 3rd graders at Clinton Elementary

• All elementary students in the state

• The first ten students she selected.