Haphazard sampling is ______________.
a. a nonrandom sample in which the researcher begins with one case, and then, based on information about interrelationships from that case, identifies other cases, and repeats the process again and again
b. a sample in which the sampling elements are selected using something other than a mathematically random process
c. a nonrandom sample in which the researcher first identifies general categories into which cases or people will be selected, and then he or she selects cases to reach a predetermined number of cases in each category
d. a nonrandom sample in which the researcher selects anyone he or she happens to come across
e. a nonrandom sample in which the researcher uses a wide range of methods to locate all possible cases of a highly specific and difficult-to-reach population
Question 2
The following is true about Uniform Juvenile Court Act of 1968 except:
A. Sets limits on discriminatory home removals of children
B. Sets limits on nondiscriminatory home removals of children
C. Provides removal of child from home for any reason
D. None of these
A killer whale plays with a ball of ice, soon after a researcher had thrown a snowball at the whale.
Sample Program for Changing Daily Caloric Intake
How long does it take for 90% of a sample of strontium-90 (half-life of 28.8 years) to decay?
Sample prescriptions of drugs for oral herpes infection.
Sample One-Day Menu
Chorionic villus sampling (left) and amniocentesis (right)