noun
Etymology: stratified (past participle of stratify ) + sample
: a statistical sample obtained by breaking the universe down into smaller parts made up of relatively homogeneous units and taking a sample from each part
noun
Etymology: stratified (past participle of stratify ) + sample
: a statistical sample obtained by breaking the universe down into smaller parts made up of relatively homogeneous units and taking a sample from each part
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012