Sampling is the process of selecting the individuals who will provide the data required in a survey. The term 'sample' is defined and reasons for its use in research are given. The main techniques of sample selection are discussed: random sampling and its variants, quota sampling and judgement sampling. The size of the sample needed is shown to be dependent on factors of population variance, required confidence levels and limits of accuracy, allowance for non-response and subgroup analysis requirements.

Online Survey Champion

Online Survey Champion

There are people all over the world trying to find ways to make money online. From stay at home moms looking to make a few extra dollars to college students and entrepreneurs, the allure of making your own hours and working from home or from the local coffee shop is very appealing.

Get My Free Ebook

Post a comment