Related Book Statistics For Dummies, 2nd EditionBy Deborah J. RumseyWhen a research question asks you to find a populahion sample mean (or average), you need to report a margin of error, or MOE, for the sample mean. Suppose that you have 20 yes-no questions in your survey. Use this calculator to determine the appropriate sample size for estimating the proportion of your population that possesses a particular property (eg.

they like your product, they own a car, or they can speak a second language) to within a specified margin of error. If you intend to ask more than one question, then use Can you rely on your survey results. By calculating your margin of error (also known as a confidence srror, you can tell how much the opinions and behavior of the sample you survey is likely to deviate from the total population. This margin of error calculator makes it simple. To make it easy, try our sample size calculator.

We give you everything you need to to calculate how many responses you need to be confident in your results. Get more responses todaySurveyMonkey Audience has millions of respondents who are ready to take your survey. Just give us your Suppose you are having the set of children in which there are % of them participating claculator sports. If the marginal error is 5% it means that there is possibility of 55% - 5% people participating in sports. The greater the marginal error, lesser will be the accuracy.

### Margin of error calculator without population size