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