Kaplan, Lorf, and Sterk (1987) studied heroin addicts by ...

[rl]

Kaplan, Lorf, and Sterk (1987) studied heroin addicts by identifying a single user and getting names of others to be sampled. These new individuals then provided names of others from the population of interest. This sampling technique is called
 
  a. key informant sampling.
  b. targeted sampling.
  c. snowball sampling.
  d. probability sampling.

Question 2

When researchers contact individuals who know a lot about a hidden population and find out about that population from those individuals, the sampling technique is known as
 
  a. key informant sampling.
  b. snowball sampling.
  c. targeted sampling.
  d. probability sampling.

[cpetit11]

Answer to Question 1

c

Answer to Question 2

a

[rl]

Great answer, keep it coming

[zacnyjessica]

Thanks for the timely response, appreciate it