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Probability Sample

Back

A sampling method where each member of the population has a known probability of being included in the sample.

Tags

CCSS.HSS.IC.B.3

Front

Random Sample

Back

A sampling method where each member of the population has an equal chance of being selected.

Tags

CCSS.HSS.IC.B.3

Front

Quota Sampling

Back

A non-probability sampling method where the researcher ensures equal representation of various characteristics in the sample.

Front

Cluster Sampling

Back

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

Tags

CCSS.HSS.IC.B.3

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Matched Pairs Design

Back

An experimental design where subjects are paired based on similar characteristics, and each pair is subjected to different treatments.

Tags

CCSS.HSS.IC.B.3

Front

Bias

Back

A systematic error that leads to an incorrect estimate of the population parameter.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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Census

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A complete enumeration of a population, where every member is surveyed.

Front

Stratified Sampling

Back

A sampling method where the population is divided into strata, and random samples are taken from each stratum.

Tags

CCSS.HSS.IC.B.3

Front

Nonresponse Bias

Back

A bias that occurs when individuals selected for the sample do not respond, leading to a non-representative sample.

Tags

CCSS.HSS.IC.B.3

Front

Parameter

Back

A numerical characteristic or measure obtained by using the data values from a specific population.

Tags

CCSS.HSS.IC.B.3