Questions and Answers
In a research study, which part should a hypothesis mainly be based on?
Review of related literature
What is the variable being tested and monitored in a research study?
Dependent variable
What statistical measure should be used to determine the most favored topics in math?
Mode
Which threat is indicated when a large number of drop-outs are recorded after the pre-test in an experimental design?
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What does a researcher need to maintain in validating data gathered from interviews or group discussions?
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What type of quantitative research determines the extent of a relationship between variables using statistical data?
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What part of the research focuses on the question 'who will benefit from the study'?
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Which type of variable is described as 'non-manipulated variable that the researcher is interested in understanding, explaining, or predicting'?
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What statistical treatment should be used to compare the effect of 5 different herbs on the health of elderly people?
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Where should Camille best extract the definitions of terms used in her study on child protection policy implementation in her districts?
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'Delimitation' in a research study arises from the researcher's decision about what to exclude. What does 'delimitation' refer to?
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What best describes an independent variable?
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What is the primary purpose of inviting professionals or experts to examine a test?
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Which part of a research study identifies the constraints or limitations that prevent further investigation?
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Which characteristic of a research title is incorrect according to Watkins (2008)?
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If Vicente researches laws and legal documents related to illegal drug use, what type of source is he consulting?
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Which aspect of a research study ensures the safety and well-being of the researchers and participants?
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If a researcher wants to use student portfolios as an instrument to assess student achievement, which of the following would be an appropriate portfolio project?
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Study Notes
Research Methods
- Research involves using scientific methods and knowledge to find truths
- Example: Conducting a survey using scientific basis and systematic methods
Research Components
- Background of the research: Provides context for the study
- Research questions: Statements that represent the ideas to be examined in the study
- Statement of the problem: Identifies the issue being addressed
- Significance of the study: Explains who will benefit from the study
Variables
- Independent variable: A variable that has a presumed effect on the other variable
- Dependent variable: The variable being tested and monitored
Statistical Analysis
- ANOVA: Used to compare the effect of multiple variables (e.g., 5 different herbs)
- T-test: Used to compare the means of two groups
- Chi-square: Used to analyze categorical data
- Pearson-r: Used to measure correlation between two variables
- Mode: Used to determine the most favored topic
Research Design
- Experimental design: Used to study the effectiveness of a community-based health program
- Correlational research: Determines the extent of a relationship between two or more variables using statistical data
- Descriptive research: Provides systematic information about a phenomenon
Data Validation
- Confidentiality: Important for maintaining the results of interviews or group discussions
Research Instruments
- Portfolio: A collection of student work, used to assess student achievement (e.g., reflective journal on one poem)
Research Limitations
- Scope and delimitation: Refers to the boundaries of the research study, arising from the researcher's decision of what to exclude
- Limitations: Parameters that prevent researchers from pursuing further studies due to time and budgetary constraints
Research Ethics
- Informed consent: Ensures the safety of the researchers and the test subjects
- Ethics: Refers to the part of the study that ensures the safety of the researchers and the test subjects
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