The number of units (persons, animals, patients, specified circumstances, etc.) in a population to be studied. The sample size should be big enough to have a high likelihood of detecting a true difference between two groups. (From Wassertheil-Smoller, biostatistics and epidemiology, 1990, p95)


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This is a full <b>sample size</b>,

This is a full sample size,
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Calculating <b>Sample Size</b> -

Calculating Sample Size -
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A <b>Sample Size</b> of One

A Sample Size of One
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Definiting a <b>sample size</b> for

Definiting a sample size for
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right <b>sample size</b> for your

right sample size for your
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set a <b>sample size</b> level of

set a sample size level of
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Many confuse <b>sample size</b> with

Many confuse sample size with
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Does Your <b>Sample Size</b> Matter?

Does Your Sample Size Matter?
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Symptoms and diagnosis

Symptoms:

    



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Last update: September 2014