7B Flashcard Review

Front

What is a Sample Survey?

Back

A Sample Survey is a method of collecting data from a subset of a population to estimate characteristics of the whole population.

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What is an Observational Study?

Back

An Observational Study is a research method where the researcher observes and records behavior without manipulating any variables.

Front

Define Population in research.

Back

Population refers to the entire group of individuals or instances about whom we hope to learn.

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What is a Census?

Back

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

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What is the difference between a Sample and a Population?

Back

A Sample is a subset of a population used to represent the whole, while a Population includes all individuals of interest.

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What is an Experiment in research?

Back

An Experiment is a study in which the researcher manipulates one or more variables to observe the effect on another variable.

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What is the purpose of using a Sample Survey?

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The purpose of using a Sample Survey is to gather information about a population without surveying every individual.

Front

What does it mean to say a study is 'observational'?

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It means that the study involves observing subjects in their natural environment without interference.

Front

Give an example of an Observational Study.

Back

An example is observing whether students wear seatbelts while driving in a school parking lot.

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What is the significance of using a control group in an Experiment?

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A control group helps to isolate the effect of the treatment by providing a baseline for comparison.