T5.1 Sampling and Bias

Front

What does it mean for a sample to be representative?

Back

A representative sample accurately reflects the characteristics of the population as a whole.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is sampling in statistics?

Back

Sampling is the process of selecting a subset of individuals from a population to estimate characteristics of the whole population.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is bias in sampling?

Back

Bias in sampling occurs when certain members of the population are more likely to be selected than others, leading to an inaccurate representation.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is a convenience sample?

Back

A convenience sample is a type of non-probability sampling where the sample is taken from a group that is easily accessible.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is a census?

Back

A census is a method of data collection that involves gathering information from every member of the population.

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 a population used to represent the entire group.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is a simple random sample?

Back

A simple random sample is a sampling method where every member of the population has an equal chance of being selected.

Tags

CCSS.HSS.IC.B.3

Front

What is a stratified random sample?

Back

A stratified random sample is a sampling method that involves dividing the population into subgroups and taking a random sample from each.

Tags

CCSS.HSS.IC.B.3

Front

What is a cluster random sample?

Back

A cluster random sample is a sampling method where the population is divided into clusters, and entire clusters are randomly selected.

Tags

CCSS.HSS.IC.B.3