MO10 Introduction to Inferential Statistics

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What is a sample in statistics?

Back

A part of the entire group involved in a survey.

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CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What type of sampling technique is used when surveying every third house on a street?

Back

Systematic sampling.

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CCSS.HSS.IC.B.3

Front

Which group of students should Ana survey to get the most accurate results about the tardy policy?

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30 randomly selected students from her school.

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CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

In a survey of mathematics teachers, what is the sample?

Back

All mathematics teachers in the school.

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CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is the population in a survey of customers who purchased laptop computers?

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Customers who purchased laptop computers.

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CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

Define population in the context of statistics.

Back

The entire group of individuals or instances about whom we hope to learn.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is the difference between a sample and a population?

Back

A sample is a subset of a population used to represent the whole.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is systematic sampling?

Back

A sampling method where every nth individual is selected from a list.

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CCSS.HSS.IC.B.3

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What is stratified sampling?

Back

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

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CCSS.HSS.IC.B.3

Front

What is simple random sampling?

Back

A sampling method where every individual has an equal chance of being selected.

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CCSS.HSS.IC.B.3