Statistics Vocabulary

Population is...

• every single person

• a group of people

• 1 out of every 100 people

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A sample is...

• a group of people within a population

• every single person

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Controlled experiment is...

• Asking a sample of people to respond to questions

• measure/observe members in a group

• randomly assigned groups split into an experimental and control group

• a census

Tags

CCSS.HSS.IC.B.3

An Observational Study is...

• randomly assigned groups split into an experimental and control group

• Asking a sample of people to respond to questions

• a census

• measure/observe members in a group  

Tags

CCSS.HSS.IC.B.3

A survey is...

• Asking a sample of people to respond to questions

• a census

• randomly assigned groups split into an experimental and control group

• measure/observe members in a group  

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A Census is...

• randomly assigned groups split into an experimental and control group

• A survey given to an entire population

• Asking a sample of people to respond to questions

• measure/observe members in a group  

Tags

CCSS.6.SP.B.5A

What is the definition of a random sample?

• All the members of a population are equally likely to be chosen.

• Order the population in some way.  Then select it using regular intervals.

• Select any members of the population who are conveniently and readily

  available.

• Select only members of the population who volunteer.

Tags

CCSS.HSS.IC.B.3

What is the definition of a Systematic Sample?

• All the members of a population are equally likely to be chosen.

• Order the population in some way.  Then select it using regular intervals.

•  Select any members of the population who are conveniently and readily

  available.

• Select only members of the population who volunteer.

Tags

CCSS.HSS.IC.B.3

The definition of a Convenience Sample is...

• All the members of a population are equally likely to be chosen.

•  Order the population in some way.  Then select it using regular intervals.

•  Select any members of the population who are conveniently and readily

•   Select only members of the population who volunteer.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A Volunteer/Self-Selected Sample

• All the members of a population are equally likely to be chosen.

• Order the population in some way.  Then select it using regular intervals.

• Select any members of the population who are conveniently and readily

•  Select only members of the population who volunteer.

Tags

CCSS.HSS.IC.B.3