A variable that is manipulated is known as:
Independent variable
In the context of research aptitude and scientific experiments, understanding the different types of variables is crucial. Each type of variable plays a specific role in the experiment.
The question asks us to identify which type of variable is "manipulated" in an experiment:
- Independent Variable: This is the variable that is deliberately changed or controlled in a scientific experiment. It is the presumed cause that is manipulated to observe its effect on the dependent variable. Therefore, the independent variable is the correct answer to this question.
- Dependent Variable: This is the variable that is observed and measured to see how it is affected by changes in the independent variable. It is often considered the effect or outcome.
- Control Variable: These are the variables that are kept constant to prevent them from influencing the outcome of the experiment. They ensure that the results are due to the manipulation of the independent variable only.
- Confounding Variable: A variable that could influence both the independent and dependent variables, potentially leading to incorrect conclusions about the relationship between them. These variables need to be accounted for and controlled to ensure accurate results.
Given these definitions, we can see why the "independent variable" is manipulated in an experiment to study its effects on the dependent variable. Understanding these definitions helps to distinguish between different roles variables play in research.
Remember, the key to mastering this subject is being able to correctly identify and differentiate these types of variables in various experiments or studies.
Similar Questions
Which among the following are correct statements about an independent variable?
A. It can have at most two levels.
B. It can have any number of levels.
C. It can be a qualitative variable.
D. It can be a quantitative variable.
Choose the correct answer from the options given below:In a research problem 'studying the effect of Teaching Methods on the Scholastic Achievement of boys and girls in terms of their socio-economic background'. Which can be designated as independent variable?
A university teacher plans to study the effect of level of aspiration of students in terms of their socio-economic background on their scholastic performance at the term end evaluation conducted by an external testing agency. What is the dependent variable in this study?
A variable that measures the effect of a manipulated variable, is known as:
With what name an attribute like height, weight or happiness that is measurable and that is assigned with changing values be called?
A variable that is manipulated is known as:
Important Questions from Variables
The term 'categorical' variables is used for the data measured on
The conditions or characteristics that appear, disappear or change in the___________ variable as the experimenter introduces, removes or changes_______ variable.
Identify the dependent variable in the following study. "Effect of computer Assisted Instruction on the learning of Tamil Grammar of IX standard students of Tamilnadu".
- Match the LIST-I with LIST-II
LIST-I Type of Variable LIST-II Nature A. Dependent Variable I. Necessary in certain situations to complete cause-effect relations B. Connecting Variable II. Assumed effect of change C. Extraneous Variable III. Not measured but may increase or decrease the magnitude of relationship between Independent and Dependent variable D. Independent Variable IV. Assumed cause of change
Choose the correct answer from the options given below: - Which statements are correct with respect to variables in research?
A. A continuous variable can assume any numerical value within a specific range like 'Age'.
B. Extraneous variables are macro level factors that remain hidden.
C. Dependent variable relies upon or is a consequence of the other variable.
D. Independent variable is manipulated in experimental research designs.
E. Confounding variables are dependent variables in quasi experimental research designs.
Choose the correct answer from the options given below:
