Culture Final Flashcards
A researcher determines the amount of sugar in each childs diet by interviewing the childrens parents. Then the researcher watches the children on a playground to obtain measurements of their level of activity. The researcher hopes to demonstrate that sugar intake is related to activity level. This researcher is using which of the following designs?
correlational research strategy.
- Which is a major challenge specific to longitudinal studies?
a)Loss of research control
b)Deterioration of participants` health
c)Inferential challenges
d)Attrition
d)Attrition
- there are several alternative strategies for controlling confounding participant characteristics. Which method is most effective?
a. Using a homogeneous sample
b. Statistically controlling confounders
c. Matching subjects on confounding variables
d. Randomizing participants to conditions
d. Randomizing participants to conditions
- The placebo effect occurs when participants receiving a placebo report therapeutic results:
true
- a sample of both users and nonusers of electronic cigarettes was followed over a 10 year period to assess whether there were any long term adverse effects. What type of design was this?
A.Time series
B.Case control
C.Prospective
D.Crossover
C.Prospective
- Dicenso et al. (2009) note that the advantages of a synopsis of a single study over a single study are which of the following:
3 fold
- what statement is true?
A) Random assignment is accomplished with random sampling.
B) Grouping participants with similar features together is the best way to achieve
random assignment.
C) The assignment of participants to different conditions at random is a signature of
a true experiment.
D) Recruiting participants from different neighborhoods results in random
Assignment.
C) The assignment of participants to different conditions at random is a signature of
a true experiment.
- Which statement is true?
A) A crossover design allows participants to choose the intervention they will
receive.
B) A crossover design is useful for eliminating crossover effects.
C) A crossover design is not a true experimental design.
D) A crossover design achieves the highest possible equivalence among participants
exposed to different conditions.
D) A crossover design achieves the highest possible equivalence among participants
exposed to different conditions.
- Which statement is true?
A) RCTs are in the middle of most evidence hierarchies for Therapy questions.
B) RCTs are more susceptible to confounding variables than quasi-experiments.
C) Many variables of interest to nurse researchers cannot be experimentally
manipulated.
D) RCTs are the most often used design for studying the effect of cigarette smoking
on lung cancer.
C) Many variables of interest to nurse researchers cannot be experimentally
manipulated.
- Which of the following statements is true?
A) A signature of quasi-experiments is that they involve randomization.
B) Quasi-experiments sometimes²but not always²involve an intervention.
C) A hallmark of quasi-experiments is that they involve a comparison group.
D) In a nonequivalent control group design, it cannot be assumed that any groups
being compared are equivalent at the outset.
D) In a nonequivalent control group design, it cannot be assumed that any groups
being compared are equivalent at the outset.
- which is a key criterion for making a causal inference about the relationship between two variables?
A) The absence of ambiguity about how outcomes will be measured
B) The absence of ambiguity about which variable occurred first
C) The ability to randomly assign study participants to groups
D) The ability to blind study participants and research staff
B) The absence of ambiguity about which variable occurred first
- The research design for a quantitative study involves decisions with regard to all except:
A) Which conceptual framework to use
B) Whether there will be an intervention
C) What types of comparisons will be made
D) How many times data will be collected
A) Which conceptual framework to use
- in a true experimental design what does the researcher manipulate?
independent variable
- an important function of a research design in a quantitative study is to exert control over which variables?
A. Mediating variables
B. Confounding variables
C. Carryover variables
D. Outcome variables
B. Confounding variables
- in quantitative studies what is a key criterion for evaluating sample quality?
How representativeness the sample is of the population
- a nurse researcher recruits study participants by placing a recruitment poster at the entrance to a neurology clinic. What type of sampling did the researcher use?
a) Purposive Sampling
b) Quota Sampling
c) Stratified Sampling
d) Convenience Sampling
d) Convenience Sampling
- A researcher is studying the relationship between stress and diet among college students. The researcher recruits students by sending out an email blast, and then includes in the sample the first 100 male and 100 female students who volunteer to participate. What type of sampling did the researcher use?
a) Snowball Sampling
b) Stratified Sampling
c) Quota Sampling
d) Convenience Sampling
c) Quota Sampling
- a researcher was studying nurses attitudes toward evidence based practice and sent a questionnaire to a sample of nurses on a membership roster of a professional organization, using probability methods to select the members. What type of sampling did the researcher use?
a) Systematic Sampling
b) Simple Random Sampling
c) Cluster Sampling
d) Stratified Random Sampling
b) Simple Random Sampling
- what procedure do researchers use to estimate how large a sample they need?
A. Randomization
B. Screening
C. stratification
D. Power analysis
D. Power analysis
- which data collection method is the most widely used by nurse researchers?
A) Records
B) Self-reports
C) Observation
D) Biophysiologic measures
B) self-reports
- why are interviews preferable to questionnaires for collecting research data?
The quality of the data tends to be higher
- a questionnaire included “during my hospital stay, staff were respectful of my needs as an individuals”. Participants were asking to indicate on a five point scale the design to which they agreed or disagreed with the statement. This question represents:
An item on a Likert scale
- which Is an advantage of observation as a method of data collection in a study?
A.Subjects may be anxious because they are being observed.
B.Respondents can remain anonymous.
C.It is less time consuming than a questionnaire.
D.It directly captures an event and behaviors.
D.It directly captures an event and behaviors.
- which occurs in an assessment of test-retest reliability?
a) a measure is administered to the same people on two occasions
b) Alternative versions of an instrument are administered to the same people
c) Two different raters simultaneously use the same instrument to measure people
d) A measure is administered once to a sample of people
a) a measure is administered to the same people on two occasions
- which statement about qualitative design is true?
a) Qualitative design benefits from having researchers who are intensely involved and reflexive.
b) Qualitative researchers strive to achieve constancy of conditions in terms of research settings.
c) The goal of many qualitative designs is to permit causal inferences.
d) Most qualitative designs involve an explicit, preplanned comparison
a) Qualitative design benefits from having researchers who are intensely involved and reflexive.
- Which technique do ethnographers use in studying a culture?
a) Constant comparison
b) Participant observation
c) Hermeneutics
d) Bracketing
b) Participant observation
- In phenomenological studies, researchers strive to ensure that their own preconceived beliefs and opinions do not influence the emerging data, using which strategy?
a) Constant comparison
b) Participant observation
c) Hermeneutics
d) bracketing
d) bracketing
- Which qualitative tradition focuses on the manner in which people make sense of and resolve problems that arise within social contexts?
a) Phenomenology
b) Grounded theory
c) Ethnography
d) Narrative analysis
b) Grounded theory