In an attempt to determine whether noise interferes with performance,Marc randomly assigns participants to take a math test either while listening to loud music or in silence.In this study,performance is considered the:

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In this study, the variable being manipulated (presence or absence of loud music) is the independent variable and the variable being measured (performance on the math test) is the dependent variable. Participants' performance on the math test is what is being affected by the independent variable, so it is considered the dependent variable. The predictor is a variable that is used to make predictions about the outcome of interest, and the control group is a group that does not receive the intervention being studied (in this case, listening to loud music), which helps to establish a baseline for comparison with the experimental group.

In an Attempt to Determine Whether Noise Interferes with Performance,Marc