Sampling Error Calculator Sample Size
To be 99% confident, you add and subtract 2.58 standard errors. (This assumes a normal distribution on large n; standard deviation known.) However, if you use a larger confidence percentage, then Sample Size: Margin of Error (%) -- *This margin of error calculator uses a normal distribution (50%) to calculate your optimum margin of error. Sign In Help SurveyMonkey ÷ Sign In Help Home How It Works Examples Survey Templates Survey Tips Survey Types Academic Research Customer Satisfaction Education Employee Healthcare Market Research Non Profit Events If the sample size calculator says you need more respondents, we can help. Check This Out
News Release Center for Medicare and Medicaid Services (CMS) approves DSS Research to administer the OAS CAHPS Survey Fort Worth, Texas - February 1, 2016 - Beginning in 2016 Medicare certified Calculate Your Margin of Error: The total number of people whose opinion or behavior your sample will represent. Get Started Get More ResponsesGet Started SurveyMonkey Audience has millions of people ready to take your survey. If you don't know, use 20000 How many people are there to choose your random sample from? https://www.dssresearch.com/KnowledgeCenter/toolkitcalculators/sampleerrorcalculators.aspx
Sample Size Calculator Online
Leave this as 50% % For each question, what do you expect the results will be? Questions? Loading...
To learn more about the factors that affect the size of confidence intervals, click here. All Rights Reserved.