Statistics Data Collection Flashcard

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What is replication in experimental design?

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Replication refers to the repetition of an experiment or study to increase the sample size and improve the reliability of the results.

Tags

CCSS.HSS.IC.B.3

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What are the key components of experimental design?

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The key components of experimental design include control group, experimental group, randomization, replication, and blocking.

Tags

CCSS.HSS.IC.B.3

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What are the various data collection techniques used in statistics?

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The various data collection techniques used in statistics include surveys, experiments, observational studies, and secondary data analysis.

Tags

CCSS.HSS.IC.B.3

Front

What is the role of randomization in data collection?

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Randomization ensures that every individual or item has an equal chance of being selected, which helps reduce selection bias.

Tags

CCSS.HSS.IC.B.3

Front

How does sample size affect data collection in statistics?

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A larger sample size increases the accuracy and reliability of the data collected.

Front

What is the purpose of a control group in an experiment?

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The control group serves as a baseline to compare the effects of the experimental treatment.

Tags

CCSS.HSS.IC.B.3

Front

Define observational study in statistics.

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An observational study is a type of research where the investigator observes subjects without manipulating any variables.

Tags

CCSS.HSS.IC.B.3

Front

What is the difference between qualitative and quantitative data?

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Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.

Front

Explain the concept of bias in data collection.

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Bias refers to systematic errors that can affect the validity of data collection and analysis.

Front

What is a hypothesis in the context of experimental design?

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A hypothesis is a testable statement predicting the relationship between variables in an experiment.

Tags

CCSS.6.SP.B.5B