Test Yourself
True or False
Feedback
False
Assuming the sample is large, then a simple random sample will only tend to produce a representative sample if individuals who refused to participate or dropped out of the study were not different in any way to those who did participate.
Feedback
False
A simple random sample is a sampling process or a way of drawing a sample from a population to ensure that it is representative of the target population. Random allocation of exposure is used in experimental studies to inform causality.
Feedback
False
Samples should be chosen in a way that includes a random element, to do otherwise may introduce bias.