If you are going to conduct a survey for market research to enhance your business, you need to know the correct size of your survey. If you have a survey that is too small, you might not get a feel of ...

Power analyses and sample size calculations are important parts of many research projects. Often, before data are even collected, it is necessary to calculate and justify the required sample size for ...

Back in the day, we learned in statistics that you need a sample size of at least 2% of the size of population to make statistically significant conclusions about the behavior of the population. In ...