interviewers are asked to interview a number of people from a pre-agreed sample plan e.g. 50% men, 50% women; 40% abc1 and 60% c2de; 20% over 55yrs, 35% between 15-30yrs, 25% 30-45yrs; 20% between 45-55yrs.
SAMPLING; QUOTA
Meaning of SAMPLING; QUOTA in English
Raynet Business and Marketing English glossary. Английский глоссарий компании Raynet Business and Marketing . 2012