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Questions and Answers
What are the four elements of true experiments?
What are the four elements of true experiments?
- Control, randomization, observation, and manipulation
- Manipulation, observation, randomization, and selection
- Selection, control, random assignment, and observation
- Manipulation, control, random assignment, and random selection (correct)
What is the main purpose of true experimental research?
What is the main purpose of true experimental research?
- To describe and observe natural phenomena
- To establish cause-and-effect relationships among the variables of the study (correct)
- To identify correlations between variables
- To predict future outcomes based on past data
Which type of studies are described as true experiments?
Which type of studies are described as true experiments?
- Observational studies with no experimental manipulation
- Studies with only one variable under investigation
- Studies with multiple independent variables and one dependent variable
- Studies with at least one independent variable that is experimentally manipulated and with at least one dependent or outcome variable (correct)
What are research variables in a scientific experiment or research process?
What are research variables in a scientific experiment or research process?
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Why is random assignment important in true experiments?
Why is random assignment important in true experiments?
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