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Introduction to Research
Midterm Exam
34
Education
Graduate
03/03/2008

Additional Education Flashcards

 


 

Cards

Term
Research
Definition
A process of steps used to collect and analyze information to increase our understanding of a topic or issue.
Term
Scientific Method
Definition
·         Identify a problem that defines the goal of research·         Make a prediction that, if confirmed, resolves the problem·         Gather data relevant to this prediction

 

 

 

 

 

  

  • Analyze and interpret data to see if it supports prediction and resolves question that initiated the research
Term
Process of research
Definition
·         Identifying a research problem·         Reviewing the literature·         Specifying a purpose for research·         Collecting data·         Analyzing and interpreting data

 

 

 

 

 

 

  • Reporting and evaluating research
Term

Quantitative Research

Definition
A type of educational research:·         researcher decides what to study; ·         asks specific , narrow questions; ·         collects quantifiable data from participants;·          analyzes these numbers using statistics,

 

 

 

 

 

 

 

  • conducts the inquiry in an unbiased, objective matter.
Term
Qualitative Research
Definition
A type of educational research:·         researcher relies on views of participants·         describes and analyzes these words for themes

 

 

 

 

  • conducts inquiry in a subjective, biased manner
Term
Research problems
Definition
The educational issues, controversies, or concerns that guide the need for conducting a study.
Term
Statement of problem
Definition
  • Includes actual research problem and 4 aspects:·         the topic·         the research problem·         justification of the importance of problem as found in past research and practice·         deficiencies in our existing knowledge about the problem

 

 

 

 

 

 

 

audiences that will benefit from a study of the problem

Term
Audience
Definition
*in statement of the problem

 

 

 *Individuals and groups who will read and potentially benefit from the information provided in your research study.

Term
Literature review
Definition
A written summary of journal articles, books, and other documents that describes the past and current state of information***It organizes literature into topics

 

 

 

 

***documents a need for a proposed study

Term
Primary Source literature
Definition
Literature reported by the individual(s) who actually conducted the research or who originated the ideas.
Term
Secondary source literature
Definition
Literature that summarizes primary sources. (handbooks, encyclopedias, summarized research, etc.)
Term
Purpose Statement
Definition
Statement that advances the overall direction or focus for the study.
Term
Research questions
Definition
Questions in quantitative or qualitative research that narrow the purpose statement to specific questions that researchers seek to answer.
Term
Hypotheses
Definition
Statements in quantitative research in which the investigator makes a prediction or a conjecture about the outcome of a relationship among attributes or characteristics.
Term
Variable
Definition
A characteristic or attribute of an individual or an organization that researchers can:·         measure or observe

 

 

 

 

varies among individuals or organizations studied.

Term
Dependent Variables
Definition
An attribute or characteristic that is dependent on or influenced by the independent variable.
Term
Independent Variable
Definition
An attribute or characteristic that influences or affects an outcome or dependent variable.
Term
Null Hypotheses
Definition
Make predictions that of all possible people whom researchers might study, there is no relationship between independent and dependent variables or no difference between groups of an independent variable or a dependent variable.
Term
Central Phenomenon
Definition
The concept or a process explored in qualitative research. 

 

 

 

The central component of both purpose statement and research question.

Term
Representative (sampling)
Definition
The selection of individuals from a sample of a population such that the individuals selected are typical of the population under study
Term
Population
Definition
A group of individuals who have the same characteristic.
Term
Target Population
Definition
A group of individuals with some common defining characteristic that the researcher can identify and study.
Term
Sample
Definition
A subgroup of the target population that the researcher plans to study for generalizing about the target population.
Term
Simple Random Sampling
Definition
The researcher selects participants for the sample so that any researcher selects participants (or units such as schools) for the sample so that any individual has an equal probability of being selected from the population.
Term
Systemic Sampling
Definition
You choose every nth individual or site in the population until you reach your desired sample size.  Not as precise but more convenient.
Term
Stratified Sampling
Definition
Researchers divide the population on some specific characteristic and then using simple random sampling, sample from each subgroup of the population. 

 

 

 

 

 

**this guarantees that the sample will include specific characteristics that the researcher wants included in the sampling.

Term
Convenience Sampling
Definition
The researcher selects participants because they are willing and available to be studied.  (individuals are not truly representative of the population)
Term
Snowball Sampling
Definition
The researcher asks participants to identify others to become members of the sample. 
Term
Sampling Error
Definition
Depends on sample estimate and population score.
Term
Instrument
Definition
A tool that will measure your variables
Term
Reliability
Definition
Scores from an instrument are stable and consistent.
Term
Validity
Definition
An individual’s scores from an instrument make sense, are meaningful and enable you (as the researcher) to draw good conclusions from the samples you are studying to the population.
Term
Nominal scales
Definition
Provide response options where participants check one or more categories that describe their traits, attributes, or characteristics.  These traits don’t have any order.
Term
Interval Scales
Definition
Provide continuous response options to questions with assumed equal distances between options.  (strongly agree, agree, etc.)
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