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Stats Midterm.pdf
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- Dental Hygiene Oxford College Semester I
Exam of 16 pages for the course Dental Hygiene Oxford College Semester I at Dental Hygiene Oxford College Semester I (Stats Midterm.pdf)
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Introduction to Statistics and ResearchCourse Code: SR 134 Midterm
Which of the following terms refers to an unethical practice wherein “a writer fails to
follow proper scholarly procedures for citation without an explicit intent to cheat”?
Falsification
Unintentional plagiarism
Self-plagiarism
Intentional plagiarism
What is the sampling method of the following excerpt?
“In brief, women 18–35 years old were randomly sampled from census blocks located within a
0.5–miles radius of drug copping sites.”
Probability, simple
Probability, stratified
Nonprobability, convenience
Nonprobability, purposive and quota
Using fluoride toothpastes to reduce the risk of dental caries is an example of what type of
study?
Correlation
Exploratory
Cohort
Prospective
What is the Cronbach’s alpha for the following survey on heart attack?
1. Smoking
2. Obesity and overweight
3. Low blood pressure
4. Periodontitis
5. High cholesterol
60%
80%
100%
50%
,In which one of the following types of randomization are equal numbers of patients
assigned to different medications?
Stratified
Deductive
Constrained
Cluster
In which one of the following quantitative approaches, does the researcher have little
information due to lack of previously performed experiments, therefore more experimental
research and survey are needed?
Exploratory
Explanatory
Redundant
Deductive
If you focus on signs and symptoms of a disease to select your participants, you are
performing what type of sampling?
Stratified
Convenience
Purposive
Theoretical
Which one of the following statements is inappropriate in relation to the abstract?
It usually contains key words
It contains a discussion of previous research
It includes the main results and methods
It is usually written after the main paper
In what type of approach does the researcher know the facts and ideas based on the
previous experiments?
Qualitative
Interpretive
Exploratory
Deductive
Which section of a research paper includes key ideas and previous literature?
results
materials and methods
conclusion
Introduction
, Pretest-posttest design is an example of which type of study?
Deductive
Quasi-experimental
Non-experimental
Prospective
In what type of sampling does the researcher confirm sufficient representation of
individuals who are most likely to be underrepresented?
Systematic
Convenience
Purposive
Quota
Which of the following statements best describes “time series”?
It is an experimental design; participants are studied in multiple points of time.
It is a quasi-experimental design; variables are measured repeatedly at regular intervals over
time.
It is a non-experimental design; participants are studied only before and after experiment.
It is a quasi-experimental design; participants are studied before and after experiment repeatedly.
Which of the following unethical practices refers to make up a research without any basis
and fact?
Conflict of interest
Plagiarism
Fabrication
Falsification
Which one of the following aspects is irrelevant to trustworthiness of a qualitative research
paper?
Credibility
Transferability
Internal validity
Confirmability
In what type of sampling does the researcher use social media and ask participants to
recruit other individuals?
Network
Purposive
Quota
Convenience
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