Bias

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What is bias in statistics?

Back

Bias refers to systematic errors that lead to incorrect conclusions in statistical analysis.

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What is response bias?

Back

Response bias occurs when participants provide inaccurate or false answers, often due to the way questions are asked.

Tags

CCSS.RL.5.6

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What is voluntary response bias?

Back

Voluntary response bias occurs when individuals choose to participate in a survey, often leading to a sample that reflects only those with strong opinions.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is undercoverage bias?

Back

Undercoverage bias occurs when some members of the population are inadequately represented in the sample.

Tags

CCSS.HSS.IC.B.3

Front

What is non-response bias?

Back

Non-response bias occurs when individuals selected for the sample do not respond, leading to a potential skew in results.

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What is convenience sampling?

Back

Convenience sampling is a method where samples are taken from a group that is easily accessible, which can lead to bias.

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 individuals selected from a larger population used to estimate characteristics of the whole population.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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 statistic?

Back

A statistic is a numerical value that summarizes or describes characteristics of a sample.

Tags

CCSS.HSS.IC.B.3

Front

What is a census?

Back

A census is a complete enumeration of a population, collecting data from every individual.