What is stratified random sampling? Stratified random sampling is the technique of breaking the population of interest into groups (called strata) and selecting a random sample from within each of ...
Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Representative and random sampling help ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results