Nursing
Research
Sampling in research may be defined as:
a. insurance that each person has a chance of being included in the study.
b.
... [Show More] establishment of criteria for eligibility to participate in a study.
c. identification of the population in which the researcher is interested.
d. selection of a subset of a population to represent the whole population. - answerANS: D
Sampling involves selecting a group of people, events, behaviors, or other elements
with which to conduct a study. Samples are expected to represent a population of
people.
A researcher is interested in studying lifestyle management in patients with
inflammatory bowel disease. The researcher contacts the Crohn's and Colitis
Foundation of America to determine how to best access this patient population. Patients
with inflammatory bowel disease are an example of which of the following?
a. Accessible population
b. Element
c. Sample
d. Target population - answer-ANS: D
The target population is the entire set of individuals who meet the sampling criteria.
Subjects who participate in a study of patients with inflammatory bowel disease are
described as the:
a. accessible population.
b. element.
c. sample.
d. target population. - answer-ANS: C
A sample is that group of people who are representing the entire population and
participating in the study. Samples are expected to represent an entire population.
The Crohn's and Colitis Foundation of America referred the interested researcher to a
local chapter of the organization. The local chapter agreed to send out letters on behalf
of the researcher inviting potential subjects to contact the researcher if they are willing
to participate in a study. Potential subjects in this situation would be described as the:
a. accessible population.
b. element.
c. sample.
d. target population. - answer-ANS: A
An accessible population is the portion of the target population to which the researcher
has reasonable access. [Show Less]