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Public Health Research Methods- Q/A
Chapters 1-7
71
Other
Graduate
02/28/2016

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Term
Research methods....
Definition
-Are techniques and procedures that produce evidence
-Involve sampling, measurement instruments, planned comparisons and statistical techniques
-Allow us to judge the quality of a study and the evidence presented
Term
True or false? Since we live in an “information age,” the ability to make use of complex sources of information is becoming an increasingly important skill.
Definition
True
Term
Research is an important aspect of modern public policy, as evidenced by applications in:
Definition
-Performance management
-Evaluation research
-Evidence-based policy and programs
Term
True or false? Misleading measurements, samples, and correlations are all ways that evidence can be wrong and embarrassing.
Definition
True
Term
Primary research can involve:
Definition
-Original collection of data
-Original analysis of other researchers' data
-Original exploration of existing surveys, records or transcirpts
Term
Generalizability refers to:
Definition
The ability to take the results of research and apply them to other situations other than the exact one that was carried out
Term
Epistemology refers to:
Definition
The many ways of knowing, including use of the scientific method
Term
Through _________, the researcher begins by doing systematic observation of the world and then develops a logical explanation, versus ________________, where the researcher moves straight to the development of a logical explanation or theory and later gathers evidence to test the theory.
Definition
Induction/Deduction
Term
Theories help to:
Definition
-Identify key variables
-Tell causal stories
-Explain variation
Term
True or false? Hypotheses are predictions of what will happen if a theory is correct.
Definition
True
Term
Sources for theories include:
Definition
-Grand social theories
-Exploratory and qualitative research
-Induction and Deduction
Term
A _______ is a graphical or mathematical representation that helps to articulate and communicate a theory.
Definition
Model
Term
A _____________ relationship refers to how change in one variable produces or leads to change in another.
Definition
Causal
Term
True or false? Intervening variables represent steps in the causal process leading from the independent to the dependent variable.
Definition
True
Term
A __________ relationship means that the independent and dependent variable move in the same direction, such that if one goes up or down, so does the other.
Definition
Positive
Term
Unit of analysis refers to:
Definition
The objects or things being described by the variables in a model
Term
______________ are the financial, human, and material resources required by a program, while ___________ are the immediate products of these activities.
Definition
Inputs/outputs
Term
In qualitative research, data are often spoken or written, or involve images with symbolic content. This makes __________ an important part of qualitative data analysis.
Definition
Interpretation
Term
True or false? Intersubjectivity is the ability to understand the world from someone else’s perspective.
Definition
True
Term
Qualitative research often involves:
Definition
-Purposive or theoretical sampling
-A small n (# of cases/participants)
-Choosing people or cases for a specific purpose or to generate a theory
Term
__________ is an important tradition in qualitative research that come from anthropology and involves extended participant observation in a setting.
Definition
Ethnography
Term
_____________ is a form of qualitative research that focuses on one or more generally large or complex cases, such as organizations or communities.
Definition
Case study research
Term
True or false? Qualitative research allows us to better understand cultures or subcultures, whose communication modes may be expressed in different languages and other forms of symbolic systems.
Definition
True
Term
An advantage of qualitative research is:
Definition
-Generating exploratory studies of new or vaguely understood behaviors
-Better understanding the nature o group dynamics
-Analyzing historical or archival texts
Term
______________ are one of the most widely used methods of qualitative research, consisting of a small group of individuals who are gathered together and asked questions about a topic by a moderator:
Definition
Focus groups
Term
True or false? Unstructured interviews have no predetermined set of questions, and may seem like an ordinary conversation even though they are different.
Definition
True
Term
The level of participation-observation in a qualitative study includes:
Definition
-Participant as observer
-Observer as participant
-Complete observer
Term
______ refers to the process of systematically observing some feature or characteristic of the world and then recording it as a number or category.
Definition
Measurement
Term
True or false? Measurement begins with a construct (trait), or the concept or thing that we are looking to measure.
Definition
True
Term
______ refers to clarifying what you want to measure through the measurement process, by defining it carefully and precisely.
Definition
Conceptualization
Term
__________ deals with the measurement of latent traits or constructs by using composite measures made up of multiple items.
Definition
Psychometrics
Term
_____________ refers to the specific procedure a researcher carries out in making and recording a measurement.
Definition
Operalization
Term
Validity is:
Definition
How well the measure actually represents the true construct of the thing being measured
Term
______________ validity asks whether the measure includes all the important dimensions of the construct.
Definition
Content
Term
_________ refers to the consistency of a measure and is directly related to the concept of random error.
Definition
Reliability
Term
___________ is the ability to project the results of one study to a much larger reality.
Definition
Generalizability
Term
A ______ is based upon randomly choosing participants from a population for study.
Definition
Probability sample
Term
_____________ refers to repeating a study with a different sample in a different place, time, or context using a different study design.
Definition
Replication
Term
True or false? A sampling frame is an operational representation of the population from which the sample can be selected.
Definition
True
Term
_______ occurs when a sample gives systematically different results, because of shortcomings in the sampling process, from what would be obtained by studying the whole population.
Definition
Sampling bias
Term
______________ sampling starts by dividing the population into groups, such as male or female.
Definition
Quota
-Also called stratification
Term
True or false? Random sampling uses chance to select people from a population.
Definition
True
Term
_________ refers to the typical error in the results of a sample when compared to the population
Definition
Standard error
Term
A _______ is a statement of statistical sampling precision.
Definition
Confidence interval
Term
Stratified sampling can be used to oversample selected strata and examine subgroups separately.
Definition
True
Term
_________ was developed for some of the first major government and social surveys where interviewers went door to door to seek responses from participants.
Definition
Multistage sampling
Term
Statisticians in the 1960s developed a method of sampling that gives both listed and unlisted telephone numbers an equal chance of being selected. This is known as:
Definition
Random Digit Dialing
Term
The term ______ refers to data at its most basic level of observation.
Definition
Microdata
Term
___________ data combines different levels, and is also known as hierarchical data.
Definition
Multilevel
Term
______ data are collected over time, and may compare findings from point to point for individuals or events.
Definition
Longitudinal
Term
__________ data contain measurements taken at a single point in time, such as student test scores from one school year.
Definition
Cross-sectional
Term
_____________ refers to “data about data,” as a way of organizing and searching archives.
Definition
Metadata
Term
True or false? Remote databases are composed of various tables of information that are linked and work together. These are common in maintaining administrative records.
Definition
False
Term
True or false? An example of protecting privacy and ensuring that information / data are nonidentifiable is the Health Insurance Portability and Accountability Act (HIPAA).
Definition
True
Term
A ______________ helps researchers to understand how data were collected, coded, weighted, and so forth.
Definition
Codebook
Term
True or false? Online data analysis tools allow users to directly analyze data on the web, and have become an increasingly popular way for government agencies and other organizations to make their data publicly available.
Definition
True
Term
An example of a data archive would be:
Definition
-Survey Documentation and Analysis (SDA)
-Council of European Social Science Data Archives (CESSDA)
-Inter-University Consortium for Political and Social Research (ICPSR)
Term
Secondary data may not always provide an effective way to answer a research question. Researchers may find that they must collect their own primary data because:
Definition
-Public sources do not provide enough data for small area studies such as neighborhoods or cities
-Existing data may not have the right combination of variables
-Existing data may be outdated
Term
When considering whether to do a survey, researchers should consider:
Definition
-Whether enough is known about the topic to ask specific, structured questions
-Whether the information already exists in another source
-Whether respondents will provide truthful answers
Term
A necessary step in the survey research process involves:
Definition
-Collecting data
-Identifying the population and sampling strategy
-Developing a questionnaire and survey procedures
Term
______ represent a mode of survey research where the interviewer stops people in public places to ask them questions.
Definition
Intercept interview surveys
Term
__________ refers to respondents providing socially acceptable answers, often due to the physical presence of an interviewer.
Definition
Social desirability bias
Term
_____________ guides the interviewer in asking questions and allows direct entry of the responses into an electronic database during a telephone interview.
Definition
Computer-assisted telephone interviewing
Term
True or false? Mail self-administered surveys are a mainstay of government statistical agencies, including the U.S. Census.
Definition
True
Term
The ______ emphasizes the importance of all components of the mail survey, and stresses the need to adapt the approach to each situation.
Definition
Tailored design method
Term
______________ are large e-mail lists of respondents who opt in to participate in online surveys on various topics.
Definition
Internet access panels
Term
True or false? Establishment surveys measure the traits of individuals mainly through in-person interviews in their homes.
Definition
True
Term
Surveys where the same respondents are tracked and repeatedly surveyed over time are known as:
Definition
Panel surveys
Term
A survey approach which uses more than one type of data collection method is referred to as:
Definition
Mixed mode survey
Term
In preparing an effective questionnaire, a researcher should:
Definition
-Start with the survey purpose and constructs
-Prepare mock tables and charts of the results
-Make sure to hook respondents with the first few questions
Term
When wording the questions of a survey, researchers should make sure to:
Definition
-Avoid a level of specificity that exceeds the respondent’s potential for having an accurate, ready-made answer
-Avoid bias from unequal comparisons
-Choose question wordings that allow essential comparisons to be made with previously collected data
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