Biostatistics

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7 Terms

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Population

A parameter describing a population.

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Sample

An estimate or statistic derived from a subset of the population.

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Sampling error

The random error that can occur when estimating population parameters from samples.

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Sampling bias

A situation where sampling processes favor some outcomes over others, leading to biased estimates.

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Unbiased samples

Samples that result in estimates reflecting the actual population parameters.

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Biased data

Data that does not accurately reflect the population parameters.

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Low sampling error

A condition that leads to more precise sample estimates with low variation around the sample mean.