Stats Unit 1 Day 3 Random Sampling

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

• Systematic Sampling Method
• Sample
• Population
• Bias

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A ___ is a large group that includes everything being studied.

• Sample
• Stratified Sampling Method
• Population
• Voluntary-Response

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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

• Sampling
• Census
• Bias

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Why do we randomly select our samples?

• for control
• reduce bias
• so we don't get the same answers from everyone
• to eliminate confounding results

Tags

CCSS.HSS.IC.B.3

_________ is a sample in which each individual or object in the entire population has an equal chance of being selected.

• Sample

• Population

• Random Sample

• Biased Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Mrs. Trahan samples her class by selecting 5 girls and 7 boys.  This type of sampling is called?

• Stratified
• Systematic
• Simple
• Cluster

Tags

CCSS.HSS.IC.B.3

Mrs. Trahan samples her class by selecting all students sitting at group 1 and group 5 in her classroom.  This sampling technique is called?

• Simple
• Stratified
• Systematic
• Cluster

Tags

CCSS.HSS.IC.B.3

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

• Simple
• Systematic
• Stratified
• Cluster

Tags

CCSS.HSS.IC.B.3

This sample consists of units of the population that are easily accessible.

• Cluster
• Convenience
• Volunteer
• Observational

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

This sample is selected by dividing the population into subgroups and then taking a fixed number of units from each group using the simple random sample.

• stratified
• cluster
• judgment
• experimental

Tags

CCSS.HSS.IC.B.3