If the population is distributed into homogeneous subgroup and the random sample is drawn from each homogeneous subgroup, then this technique is called?
- Systematic sampling
- Curter sampling
- Stratified sampling
- Random sampling
A research conducted to studying understanding and explaining past events is referred to as?
- Experimental
- Descriptive
- Evaluation
- Historical
Table of random number is called?
- Random sampling
- Stratified sampling
- Cluster sampling
- All of the above
A general term applied to publications that contain descriptions of educational research by an author was not a direct observer or participant is?
- Secondary source
- Primary source
- Preliminary source
- Review
When in depth investigation of an individual, group or institution is done, it is called?
- Self report
- Observations research
- Case study
- Ethnography
Ethnographic research is the other name of which research?
- Quantitative
- Qualitative
- Descriptive
- Experimental
The boundaries of the study in a research process are known as?
- Limitations
- Delimitation
- Assumptions
- Specification
If the findings of the experimental research can be generalized it will be?
- Valid
- Reliable
- Objective
- Empirical
For an efficient and convenient research it is better to?
- Define the population very clearly
- Choose accessible population
- Both A and B
- None
Interrelationship studies fall under?
- Experimental research
- Educational research
- Descriptive
- Historical