stratified sample vs representative sample

stratified sample and representative sample both are nouns.

Word	Noun	Adjective	Verb	Adverb
stratified sample	Yes	No	No	No
representative sample	Yes	No	No	No

As nouns, stratified sample and representative sample are synonyms defined as:

stratified sample and representative sample: the population is divided into strata and a random sample is taken from each stratum

Other synonyms of stratified sample include proportional sample.

stratified sample (noun)	representative sample (noun)
the population is divided into strata and a random sample is taken from each stratum	the population is divided into strata and a random sample is taken from each stratum