Consider that we have an estimator 0 for a parameter 0. We want to test the hypothesis that 0 = 5. What does it mean to set a significance level of 5%? O We set to 5% the probability to accept the hypothesis that 0 = 5 when 0 = 5 is true O We set to 5% the probability to reject the hypothesis that 0 = 5 when 0 = 5 is true O We set to 5% the probability to accept the hypothesis that 0 = 5 when 0 = 5 is false O We set to 5% the probability to reject the hypothesis that 0 = 5 when 0 = 5 is false

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