Data Collection and Analysis Flashcard

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What is Single-Blind in experiments?

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In a single-blind experiment, subjects do not know which treatment they receive, while researchers do.

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What is the process of gathering, measuring, and analyzing information systematically called?

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This process is known as Data Collection.

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What is a Cluster Sample?

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A cluster sample is a sampling method where entire clusters are randomly selected from the population.

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What is Undercoverage?

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Undercoverage occurs when some groups in the population are underrepresented in the sample.

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What is the main disadvantage of a Convenience Sample?

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The main disadvantage of a convenience sample is that it is prone to bias.

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What is Data Mining?

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Data mining is the process of discovering patterns and knowledge from large amounts of data.

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What is Data Processing?

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Data processing involves organizing and transforming raw data into a more useful format.

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What is Data Visualization?

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Data visualization is the graphical representation of information and data.

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What is a Random Sample?

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A random sample is a subset of individuals chosen from a larger set, where each individual has an equal chance of being selected.

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What is Sampling Bias?

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Sampling bias occurs when the sample is not representative of the population from which it is drawn.