Related Experiment Video
Updated: Jul 6, 2026
05:26
Enactive Phenomenological Approach to the Trier Social Stress Test: A Mixed Methods Point of View
Published on: January 7, 2019
Mixing qualitative and quantitative research in developmental science: uses and methodological choices
Hirokazu Yoshikawa1, Thomas S Weisner, Ariel Kalil
1Harvard Graduate School of Education, Harvard University, Cambridge, MA 02138, USA. hiro_yoshikawa@harvard.edu
Developmental Psychology
|March 12, 2008
Summary
Combining quantitative and qualitative methods offers a richer understanding of human development. This approach enhances developmental science by addressing practical research questions and overcoming common methodological challenges.
Area of Science:
- Developmental Science
- Human Development Studies
- Mixed-Methods Research
Background:
- Understanding development requires diverse methodological approaches.
- Development is a dynamic, transactional process.
- Integrating quantitative and qualitative data is crucial.
Purpose of the Study:
- To explore the integration of quantitative and qualitative methodologies in developmental science.
- To provide practical guidance on "when" and "how" to combine methods.
- To identify suitable research scenarios for mixed-methods approaches.
Main Methods:
- Discusses the application of mixed-methods in study design, sampling, and data collection.
- Highlights strategies for constructing measures and interview protocols.
- Emphasizes collaborative approaches and data analysis in developmental research.
Main Results:
- Identifies specific research situations amenable to mixed-methods.
- Offers practical choices for implementing mixed-methods designs.
- Addresses potential pitfalls and provides solutions for method integration.
Conclusions:
- Mixed-methods research significantly enriches developmental science.
- Strategic integration of quantitative and qualitative approaches is key.
- Careful planning and execution can overcome challenges in mixed-methods studies.
More Related Videos
Related Concept Videos
03:46Qualitative Analysis
For solutions containing mixtures of different cations, the identity of each cation can be determined by qualitative analysis. This technique involves a series of selective precipitations with different chemical reagents, each reaction producing a characteristic precipitate for a specific group of cations. Metal ions within a group are further separated by varying the pH, heating the mixture to redissolve a precipitate, or adding other reagents to form complex ions.
For instance, group IV...
For instance, group IV...
01:10Qualitative Analysis
Qualitative analysis is the process of identifying elements, ions, or compounds in an unknown sample. It is the first and most fundamental type of analysis based on the hierarchy of analytical goals. This hierarchy is significant as it provides a structured approach to scientific research, with qualitative analysis serving as the initial step, providing essential information before moving on to quantitative or other forms of analysis.
There are two main approaches to qualitative analysis:...
There are two main approaches to qualitative analysis:...
01:12Quantitative Analysis
Quantitative analysis is a technique for measuring the amount of specific constituents in a sample. When the sample's composition is unknown, qualitative analysis is performed first to identify its components, which ensures that the correct substances are measured during the quantitative phase.
In quantitative analysis, two key measurements are made: the sample quantity and a property proportional to the amount of the analyte (the substance being analyzed). This forms the basis of the method...
In quantitative analysis, two key measurements are made: the sample quantity and a property proportional to the amount of the analyte (the substance being analyzed). This forms the basis of the method...
02:01Group Design
The most basic experimental design involves two groups: the experimental group and the control group. The two groups are designed to be the same except for one difference— experimental manipulation. The experimental group gets the experimental manipulation—that is, the treatment or variable being tested—and the control group does not. Since experimental manipulation is the only difference between the experimental and control groups, we can be sure that any differences between the two are due to...
02:20Longitudinal Research
Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
01:27Introduction to Developmental Psychology
Developmental psychology explores the changes and continuities in human abilities throughout life, encompassing physical, cognitive, linguistic, and social dimensions. Human development is not restricted to growth, but includes aspects of decline, particularly in physical abilities as individuals age. Developmental psychologists seek to understand how people change as they age and how their mental and social skills evolve.Developmental MilestonesA key concept in developmental psychology is...