A researcher enters a list of subject from a sampling frame into a computer and the computer randomly assigns subjects to control or treatment groups. This is an example of: a. cluster sampling. b. simple random sampling. c. stratified random sampling. d.
A researcher enters a list of subject from a sampling frame into a computer and the computer randomly assigns subjects to control or treatment groups. This is an example of:
a. cluster sampling.
b. simple random sampling.
c. stratified random sampling.
d. systematic sampling.
Question 2
A researcher wishes to identify all school-age children who have type 2 diabetes mellitus in a local community in order to develop a sampling methodology for a study of this population. Which might serve as a barrier to obtaining this information?
a. Affordable Care Act (ACA)
b. Consolidated Omnibus Budget Reconciliation Act (COBRA)
c. Health Insurance Portability and Accountability Act (HIPAA)
d. Institutional Review Board (IRB)
A Subject Prepared for a Night’s Sleep in a Sleep Laboratory
Overview of a computer-controlled high-pressure common rail V-8 diesel engine.
Tall pad extensions can also be used to gain access to the frame of a vehicle. This position is ...
The population of algae is compared to the population of corals in a given sampling area
Chorionic villus sampling (left) and amniocentesis (right)
(a) A metaphase array of chromosomes as viewed in the microscope. (b) The computer-derived karyotype