Population and Sample

Front

What is a population in statistics?

Back

A population is the entire group of individuals or instances about whom we hope to learn.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is a sample in statistics?

Back

A sample is a subset of the population that is used to represent the entire group.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

How do you identify a population in a study?

Back

The population can be identified as the complete set of subjects or items that are of interest in a study.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

How do you identify a sample in a study?

Back

The sample is identified as the specific group selected from the population for the purpose of the study.

Front

What is the difference between a population and a sample?

Back

A population includes all members of a specified group, while a sample includes only a portion of that group.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is an example of a population?

Back

All students enrolled in a specific high school.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is an example of a sample?

Back

A group of 30 students selected from the high school to participate in a survey.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

Why is sampling important in research?

Back

Sampling is important because it allows researchers to make inferences about a population without needing to study every individual.

Front

What is a representative sample?

Back

A representative sample accurately reflects the characteristics of the population from which it is drawn.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is sampling bias?

Back

Sampling bias occurs when the sample is not representative of the population, leading to skewed results.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1