Answer:
experimental
Explanation:
Experimental design: In research methods, the experimental design is referred to as a specific way of designing an experiment by a researcher to get valid as well as objective results. It refers to a collection of various research designs that is responsible for using controlled testing and the manipulation procedure to get knowledge of the causal processes. In most of the experimental design, one or more than one variables are being manipulated to know its effect on the dependent variable.
In the question above, the given statement signifies the use of the experimental design.
The researcher in question is utilizing the Experimental design of research.
The Experimental design entails way of designing a research experiment in order to get valid and objective results.
The Experimental research design refers to the collection of various research designs that is responsible for using controlled testing and the manipulation procedure to get knowledge of the causal processes.
In a experimental research, more than one variables are being manipulated to know its effect on the dependent variable.
Therefore, the researcher in question is utilizing the Experimental design of research.
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