About Human Development - Theory and research - Research methods

25 important questions on About Human Development - Theory and research - Research methods

What is the definition of quantitative research?

Research that deals with objectively measurable data

What is the definition of qualitative research?

Research that focuses on non-numerical data, such as objective experiences, feeling, or beliefs

What is te definition of random selection in research?

It's a selection of a sample in such a way that each person in a population has an equal and independent chance of being chosen
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What is the definition of naturalistic observation in research?

Research method in which behavior is studied in natural settings without intervention or manipulation

What is te definition of laboratory observation in research?

Research method in which all participants are observed under the same controlled conditions

What is the definition of cognitive neuroscience?

It's a study of links between neural processes and cognitive abilities

What is the definition of a ethonographic study?

It's an in-depth study of culture, which uses a combination of methods including participant observation

What is the definition of participation observation?

A research method in which the observer lives with the people or participants in the activity being observed

What is the definition of a correlation study?

It's a research design intended to discover whether a statistical relationship between two variables excists.

What is the purpose of cross-cultural research?

To see how development is also closely tied to society and to compare different cultures with each other.

What is the definition of an independable variable in research?

In an experiment, this is the condition over which the experimenter has direct control.

What is the definition of an dependant variable in research?

In an experiment this is the condition that may or may not change as a result of changes in the independent variable

What is definition of an random assigment in research?

Assignment of participants in such a way they have an equal chance of being placed in any group

What is the definition of a cross-sectional study?

It's a study designed to assess age-related differences, in which people of different ages are assessed on one occasion

What is the definition of a longitudinal study?

It's a study designed to assess age changes in a sample over time

What is the definition of a sequential study?

It's a study design that combines cross-sectional and longitudianl techniques

What is the procedure for a cross-sectional study?

Data gets collected from people of different ages at the same time

What is the procedure for a longitudinal study?

Data gets collected on a person of multiple people over a period of period of time

What is the procedure for a sequential study?

Data gets collected on successive cross-sectional or longitudinal samples

What are the advantages of a cross-sectional study?

Can show similarities and differences among age groups:
- speedy    - no repeated testing

What are the advantages of a longitudinal study?

Can show age-related change or continuity:
- avoids confounding age with cohort effects

What are advantages of a sequential study?

Can avoid drawbacks from cross-sectional and longitudinal studies

What are the disadvantages of a cross-sectional study?

- cannot establish age effects
- masks individual differences
- can be confounded by cohort effects

What are the disadvantages of a longitudinal study?

- time-consuming
- expensive
- presents problems of attrition
- bias in samples
- effects of repeated testing
- results may only be valid for cohort tested or sample studied

What are the disadvantages of a sequential study?

- takes a lot of time
- takes a lot of effort
- analysis of very complex data

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