While the resulting sample may not actually be representative of the actual proportions that exist in the population, having a" ensures that these smaller subgroups are represented.A case of mistaken identity illustration applies to an instance offered as a means of clarifying or illuminating a general statement.

The strata could look something like: From the table, the population has been divided into age groups.Grab sample sample of greasy wool taken at random by a special machine from each bale on the sale floor.Probability Sampling, probability sampling means that every individual in a population stands an equal chance of being selected.

Using the stratified random sampling technique, they could create layers or strata for each age group.The sample selection cannot pick one over the other based on some preferential mechanism.