A pharmaceutical company claims that a medicine will produce a desired effect for a mean time of 58.4 minutes. A government researcher tuns a hypothesis test of 40 patients and calculates a sample mean of 59.5 minutes with a standard deviation of s = 8.3 minutes. What is the p- value? 2.P(t > 0.84) with df = 40 O2.P(t > 0.84) with df = 39 O P(t > 0.84) with df = 40 2.P(Z > 0.84) P(t > 0.84) with df = 39

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