difference between sample and population standard mean
Population vs Sample. The main difference between a population and sample has to do with how observations are assigned to the data set. 1  A population includes all of the elements from a set of data.2  A sample consists of one or more observations from the population.opulation vs Sample. The main difference between a population and sample has to do with how observations are assigned to the data set. 1  A population includes all of the elements from a set of data.