Front

What is representative sampling?

Back

Representative sampling is a technique used to select a sample that accurately reflects the characteristics of the larger population.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is random sampling?

Back

Random sampling is a method of selecting a sample from a population in such a way that every individual has an equal chance of being chosen.

Tags

CCSS.HSS.IC.B.3

Front

Why is it important to have a random sample?

Back

A random sample helps to eliminate bias and ensures that the sample is representative of the population, leading to more reliable results.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is a simple random sample?

Back

A simple random sample is a subset of a population where each member has an equal probability of being selected.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is a systematic sample?

Back

A systematic sample is obtained by selecting every nth individual from a list or sequence.

Tags

CCSS.HSS.IC.B.3

Front

What is a convenience sample?

Back

A convenience sample is a non-random sample that is taken from a group that is easy to reach.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is the difference between a sample and a population?

Back

A population includes all members of a specified group, while a sample is a subset of the population used for analysis.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is sampling bias?

Back

Sampling bias occurs when certain members of the population are more likely to be selected than others, leading to an unrepresentative sample.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

How can you ensure a sample is representative?

Back

To ensure a sample is representative, use random sampling methods and ensure the sample size is adequate.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is stratified sampling?

Back

Stratified sampling involves dividing the population into subgroups (strata) and taking a random sample from each strata.

Tags

CCSS.HSS.IC.B.3