A manager believes the percentage of workers arriving late is greater than 7%. She conducts a hypothesis test on a random 200 employee arrivals and finds 23% punching in late. Is this strong evidence against the 7% claim? a) yes, because the p-value is .0062 b) yes, because the p-value is 2.5 c) no, because the p-value is only .0062 d) no, because the p-value is over 0.10 e) there is insufficient information to reach a conclusion