Is there a formula for stratified sampling?
1 Answer
Mar 2, 2016
Yes, there is a formula for stratified sampling.
Explanation:
The formula for stratified sampling is as follows:
The formula is used to find the amount of people that exhibit a certain trait within a population.
For example, in a class of 40 students, in which 15 are male, and 25 are female, find the number of male students which, out of a sample of 5, got the highest grades.
Thus: