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LUSL 3416 Final Exam Review Flashcards | StudBud
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LUSL 3416 Final Exam Review
LUSL 3416 Final Exam Review
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1
Which of the following situations involving instrumentation would post a threat to internal validity?
Data collectors were not similarly trained by the researcher
There are several types of instruments to collect data
The same instrument was used to measure outcomes in different groups
The reliability coefficients of the instruments are slightly above 0.70
2
What is the most commonly used test of internal consistency?
Test-retest reliability
Cronbach's alpha
Parallel-form reliability
Kuder-Richardson coefficient
3
When would you use non-parametric statistics?
When data can not assumed to be normally distributed
When tests are baed on the estimation of population parameters
When data are normally distributed
When data are at the nominal or ordinal level of measurement
4
A characteristic of qualitative research is that it takes places in naturalistic settings.
False
True
5
Which of the following are examples of questions to critique qualitative research?
What is the clinical significance of the study results?
Are the data to be collected focused on the human experience?
What hypotheses are stated in the study?
Are the findings presented within context?
6
What nonparametric test is used to determine if frequency in each category is different from what is expected by chance?
Mann-Whitney U test
Chi-quare
Wilcoxon matched-pairs test
Fisher's exact probability test
7
Which error leads to the researcher failing to reject the null hypothesis when it is actually false?
Type I error
Insufficient data
Type II error
False information
8
In a study about the effect of opioids on pain relief in children in hospital, what is the independent variable?
Children
Opioids
Hospital
Pain relief
9
In order for an instrument to be reliable, it must first be valid.
True
False
10
What type of data would you expect to see in a report of a qualitative research study?
None of these
Results of statistical tests
Charts and graphs with numerical data
Themes and direct quotes
11
A researcher is conducting an experimental study. What type of sampling are they likely to use?
Theoretical
Network
Probability
Non-probability
12
What are the three main attributes of a reliable scale?
Homogeneity
Stability
Equivalence
Validity
13
What type of sampling is unique to grounded theory?
Theoretical sampling
Random sampling
Purposive sampling
Snowball sampling
14
What term refers to the probability of making a type I error?
Alpha
Kapa
Beta
Gamma
15
Which question would be best suited to qualitative research?
What is the prevalence of postpartum depression in mothers 25-35?
What is the lived experience of individuals diagnosed with HIV?
What are the characteristics of individuals who were diagnosed with
Is one medication better than another for treating hypertension?
16
Which of the following are steps in the critical reading process?
Evidence
Synthesis
Initial
Comprehensive
17
Which perspective does the researcher take in quantitative research?
Etic
Emic
Neutral
Participant
18
What does it mean when a study has intervention fidelity?
Researchers selected which participants will get intervention and not
Intervention was carefully designed so it is administered the same to all
Researchers compiled all ethical and legal measures to protect rights
Controls set in place to administer intervention to specified participants
19
Purposive sampling is a strategy frequently used in quantitative research.
True
False
20
Which statement is true regarding correlation studies?
Can show a change in one variable can be related to a change in another
Include an independent variable that can be manipulated
Allow the researcher to infer causality
Use random selection and assignment to groups
21
What are some of the ways to enhance the credibility of a qualitative research study?
Representative sample
Member-checking
Inferential statistics
Triangulation
22
When is a t statistic an appropriate test to use in data analysis?
To determine correlation
To determine the type of error that occurred
To determine association
To determine whether two group means are different
23
Which of the following describes bracketing in qualitative research?
Organizing and integrating data according to emerging themes and concepts
Transforming raw data into standardized form for processing and analysis
Identifying and holding preconceived beliefs about the phenomena of study
Gaining access to study participants through the cooperation of key actors
