Surveys, Experiments, and Observational Studies

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What is a survey?

Back

A survey is a method of collecting data by asking people questions to gather information about their opinions, behaviors, or characteristics.

Tags

CCSS.RI.11-12.7

CCSS.RI.8.7

CCSS.RI.9-10.7

CCSS.RL.11-12.7

CCSS.RL.9-10.7

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What is an observational study?

Back

An observational study is a research method where the researcher observes subjects in their natural environment without manipulating any variables.

Front

What is an experiment?

Back

An experiment is a research method where the researcher manipulates one or more variables to determine their effect on another variable.

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What is the main purpose of a survey?

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The main purpose of a survey is to gather information from a sample of individuals to make inferences about a larger population.

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What is the main purpose of an observational study?

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The main purpose of an observational study is to observe and record behavior or outcomes without intervention.

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What is the main purpose of an experiment?

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The main purpose of an experiment is to establish cause-and-effect relationships by manipulating variables.

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What is a key characteristic of a survey?

Back

A key characteristic of a survey is that it often involves asking questions to a sample of individuals.

Front

What is a key characteristic of an observational study?

Back

A key characteristic of an observational study is that it does not involve any manipulation of variables.

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What is a key characteristic of an experiment?

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A key characteristic of an experiment is the manipulation of one or more independent variables to observe the effect on a dependent variable.

Front

Give an example of a survey.

Back

An example of a survey is asking students about their favorite subjects in school.