Exam (elaborations)
N547: Research Exam 2 Questions With Complete Solutions
- Course
- Institution
N547: Research Exam 2 Questions With Complete Solutions
[Show more]
Content preview
N547: Research Exam 2 Questions With Complete Solutions"truth value" of qualitative data and qualitative analysis Correct
Answer -Credibility
-Dependability
-Confirmability
-Transferability
4 aspects of validity Correct Answer •The degree to which an
instrument measures what it is supposed to measure
-Face validity
-Content validity
-Criterion-related validity
-Construct validity
4 components to power analysis Correct Answer 1.Significance
criterion (α)
2.Sample size (N)
3.Population effect size—the magnitude of the relationship
between research variables (γ)-estimate of how wrong the null
hypothesis is
4.Power—the probability of obtaining a significant result (1-β)
advantages of interviews over questionnaires Correct Answer
•Higher response rates
•Opportunities to clarify issues with respondents
•Greater depth of questioning possible
•Less risk of missing information
advantages of questionnaires over interviews Correct Answer
•Lower costs
,•Possibility of anonymity
•Lack of interviewer bias
alpha Correct Answer the probability of a type I error
the more stringent, the lower the power
ANOVA (analysis of variance) Correct Answer an inferential
statistical test for comparing the means of three or more groups
dep: interval, ratio
audit trail Correct Answer systematic documentation of
material that allows an independent auditor to draw conclusions
about trustworthiness
Belmont Report/ fundamental ethical prinipcles of research
Correct Answer 1. Respect for persons
2. Beneficence
3. Justice
beneficence Correct Answer meaning to do good for the people
involved
involves acts of kindness or charity that go beyond strict
obligation.
beta Correct Answer -Probability of Type II Error or false
negative
, Biophysiological Measures Correct Answer physiologic and
physical variables typically requiring specialized technical
instruments and equipment for measurement. A major strength
is their objectivity.
Bivariate Statistical Tests Correct Answer 1. t-Test
2. Analysis of variance (ANOVA)
3. Pearson's r
4. Chi-square test
bivariate stats Correct Answer •2 variables
•Descriptive statistics—describing relationships between 2
variables
case studies Correct Answer Focus on a single entity
(individual, family, community) with intensive scrutiny
Chi-Square Test Correct Answer •Tests difference in
proportions in categories within a contingency table
•Dependent variable-nominal
•Nonparametric test
codes of ethics Correct Answer •Nuremberg Code
•Declaration of Helsinki
•Belmont Report
Codes for professional disciplines
coding data Correct Answer transforming data into symbols
compatible with computer analysis—usually numeric values
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Classroom. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now