Types of descriptive research method

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External Validity: External validity addresses the issue of being able to generalize the results of your study to other times, places, and persons.

Chapter 13 Descriptive Research Strategies - Foothill

Statistical Conclusion Validity: Unfortunately, without a background in basic statistics, this type of validity is difficult to understand.In other words, it is a measure of functioning o a day to day basis.

Types of Descriptive Research Methods Case Study This type of research method is used to understand a complex subject.Perhaps more of the older group smoked in their early years as compared to the younger group due to increased awareness of the hazards of cigarettes.Maybe you want to know if a relationship exists between two things, like how much time a person spends studying for a test and their subsequent grade on that test, so you design a correlational study.The design of a clinical trial is very similar to that of a true experiment.Each type of validity has many threats which can pose a problem in a research study.


For instance, a medical student who is interested in learning more about a particularly unique patient might study the behaviors and thought processes of that one individual.

In other words, statistics are not numbers that just appear out of nowhere.

Measures that were taken included heart rates before and after blood tests, ease of fluid intake, and self-report anxiety measures.This is the essence of descriptive research in the field of psychology, and is the focus of this lesson.These include observational research, correlational research, true experiments, and quasi-experiments.Following this lesson you will have the opportunity to test your knowledge with a short quiz.

For a comprehensive discussion of the four types of validity, the threats associated with each type of validity, and additional validity issues see Cook and Campbell (1979).

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There are a variety of descriptive research methods available, and once again, the nature of the question that needs to be answered drives which method is used.

Descriptive research is a useful method of gathering information about rare phenomena that could not be reproduced in a laboratory or about subjects that are not well understood.It is also by far the most biases sampling procedure as it is not random (not everyone in the population has an equal chance of being selected to participate in the study).This study conducted exploratory and descriptive research on the creation of a. study with specific types of.Once again, there are two groups: a treatment group (the group that receives the therapeutic agent) and a control group (the group that receives the placebo).

Survey research allows for anonymous access into the thought processes and behaviors of a target group of people by asking them to report this information themselves.Developmental Psychology in Children and Adolescents: Tutoring Solution.Some observation instruments, for example, employ highly refined categories of behavior and yield quantitative (numerical) data.The four parameters of research will help us understand how descriptive research in general is similar to, and different from, other types of research.Low High Finally, like qualitative research, descriptive research aims to gather data without any manipulation of the research context.The 3 Basic Types of Descriptive Research Methods One of the goals of science is description (other goals include prediction and explanation).

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Module 2: Research Design. The research design that is chosen depends on the type of hypothesis. descriptive and experimental.You would not want to impact their natural inclinations to behave and engage in play activity, so you would watch from afar or perhaps through a two-way mirror, simply observing and noting what you are seeing.Observation Observational research involves, well, observing.Children were randomly assigned to either the treatment or the control condition.

Data from descriptive research may be qualitative. different research method.As no random assignment exists in a quasi-experiment, no causal statements can be made based on the results of the study.

It has the advantage of studying individuals in their natural environment without the influence of the artificial aspects of an experiment.

Quantitative Studies: Descriptive/Survey, Causal

Use of complicated research designs.Case studies are used when a detailed account of a specific target individual or group is desired.Appears in these related concepts: The Functionalist Perspective on Deviance, Quorum Sensing, and Basic Inferential Statistics.

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Case Study Another type of descriptive research method is called a case study.