DATUM Calculator
If you are thinking of starting an investigation, but have questions about how to calculate your margin of error and sample size, we offer you our tool.
DATUM Calculator helps to answer your questions about these two important variables in each study.
DATUM Calculator helps to answer your questions about these two important variables in each study.
Margin of error
0.0
If you dont know the probability assume 50%.
If you dont know size of population or is greater than 100,000 units, preferably dont fill the input.
If you dont know size of population or is greater than 100,000 units, preferably dont fill the input.
Sample size
0
persons
If you dont know size of population or is greater than 100,000 units, preferably dont fill the input. This tool uses by default the values of 95% in confidence and 50% of probability of success / failure (p/q) in both cases.