Population vs. Sample

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What is a Population in statistics?

Back

A Population is the entire group of individuals or items that we want to study or draw conclusions about.

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 selected for analysis, used to make inferences about the population.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is the difference between Population and Sample?

Back

Population includes all members of a defined group, while a Sample is a smaller group selected from that population.

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CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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What is an example of a Population?

Back

The political party of every U.S. President.

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CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is an example of a Sample?

Back

300 undergraduate students from three universities who volunteered for a psychology research study.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What does it mean to find the Mode in a data set?

Back

The Mode is the number that appears most frequently in a data set.

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CCSS.6.SP.B.5C

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Given the data set: 12, 10, 10, 10, 13, 12, 11, 13, 10, what is the Mode?

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10

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CCSS.6.SP.B.5C

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What is the significance of using a Sample in research?

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Using a Sample allows researchers to gather data and make conclusions without needing to study the entire Population, which can be impractical.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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What is an example of a Population in a business context?

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The revenue of each of the 30 companies in the Dow Jones Industrial Average.

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CCSS.HSS.IC.B.3

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What is an example of a Sample in a job search context?

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The top 50 search results for advertisements for IT jobs in the Netherlands.

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CCSS.7.SP.A.1

CCSS.HSS.IC.A.1