The principal benefit of a laboratory experiment is that it allows a scientist to simulate __________ in a highly controlled setting.

Question

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A laboratory experiment allows a scientist to manipulate the independent variable and observe the effect on the dependent variable. This control allows for the identification of causal relationships between variables. Real-life situations may be too complex and entail extraneous variables that may interfere with the conclusion of the study. Thus, a laboratory experiment isolates the variables under investigation, leading to a clearer inference.

The Principal Benefit of a Laboratory Experiment Is That It