At a magic shop, the salesperson shows you a coin that he says will land on heads more than 58% of the times it is flipped. In an attempt to convince you he's correct so that you will buy the coin, the salesperson asks you test his claim by performing a hypothesis test. To do so, you flip the coin 75 times. (Consider this a random sample of coin flips.) The coin lands on heads 51 of those times. You confirm that it is appropriate to perform a Z-test. Find z, the value of the test statistic for your Z-test. Round your answer to three or more decimal places. z=