The Dominican Republic (18,200), Canada (13,400), Jamaica (12,900), and El Salvador (12,300) rounded out the top 10 countries of birth for new U.S. citizens.
True, because many people died when the Black Plague/Black Death came through Europe.
Answer:
C) Stratified sampling
Explanation:
Stratified sampling: This is one of the probability sampling technique in which the researcher tends to divides a particular population that is taken for the researcher purpose into various groups or strata, and after dividing the population, the researcher randomly finally selects the participants from those groups or strata and being analyzed later on. Further, the group is taken for study is through the random sampling technique.
Advantage:
1. It provides great precision.
2. The study group is small, hence cost-effective.