Why Is Sample Better Than Population? Samples are used to make inferences about populations. Samples are easier to collect data from because they are practical, cost-effective, convenient and manageable. When are populations used in research? Populations are used when a research question requires data from every member of the population. Why are samples used more
What Are The Advantages Of Sampling Over Census? Reduces cost – both in monetary terms and staffing requirements. Reduces time needed to collect and process the data and produce results as it requires a smaller scale of operation. (Because of the above reasons) enables more detailed questions to be asked. Which is better sample or
Should Dr Rhodes Be Concerned About Using This Sampling Method? Should Dr. Rhodes be concerned about using this sampling method? Yes, because his sample will not be representative of people in general. Yes, because external validity is very important for the type of claim he is making. What kind of sample is best for external