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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def run_experiment(self):
 """Runs the phases of interacting with the experiment including signup, participation, signoff, and recording completion. """

        self.sign_up()
        self.participate()
        if self.sign_off():
            self.complete_experiment("worker_complete")
        else:
            self.complete_experiment("worker_failed")