How to determine a sample size for studying your informal learning program
What’s important to consider when selecting a sample size, or participant group size, for studying your informal (science) education program? What value does a small sample size have? If program managers have ample resources for collecting a lot of data, what factors are important to consider?
Here is a collection of guidelines and examples for use in making an informed decision about determining the sample size for studying your informal learning program. To design a study whose findings are more authentic