A researcher tries to find out “causes of un-rest among students”. The study will be called?
- Experimental
- Casual
- Survey
- Correlation
The value of semi-inter quartile range in a distribution where Q1=78 and Q3=48 will be?
- 15
- 30
- 31
- None
Questionnaire is most useful instrument for?
- Historical study
- Observational study
- Experimental study
- Survey study
Difference between the population mean of two groups have been calculated by a researcher. The most suitable test of significance to be used will be?
- T-test
- Chi-square
- W2
- No test is needed
Pre-requisite for conducting a research study is?
- Formation of hypothesis
- Data collection
- Testing hypothesis
- Locating a problem
A systematic, objective analysis and recording of controlled observation is called?
- Hypothesis
- Assumption
- Conclusion
- Research
A research study leads to development of?
- Generalizations
- Principles
- Theories
- All of the above
Historical research describes?
- What was or what happened
- What is or that is happen
- What will be or what will happen
- What should be or what should happen
Internal criticism and external criticism establish the authenticity of?
- Experimental research
- Descriptive research
- Historical research
- None
The qualities of a good research tool are?
- Validity
- Economy
- Reliability
- All of the above