Sample size calculator
For your online survey to be powerful, it is important to survey enough participants. How big your sample should be depends on:
- the size of the population
- the probability with which your sample reflects the population
- and the range by which the population may deviate from the sample.
Calculate sample size
Sample size = 383
Statistics made easy
- many illustrative examples
- ideal for exams and theses
- statistics made easy on 276 pages
- 3rd revised edition (July 2023)
- Only 6.99 €

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