A Harris poll surveyed 2000 adults and found that 470 of them had one or more tattoos. A researcher claims that the percentage of adults who have a tattoo is less than 25% and performs a hypothesis...

A Harris poll surveyed 2000  adults and found that 470 of them had one or more tattoos. A researcher claims that the percentage of adults who have a tattoo is less than 25% and performs a hypothesis test with a level of significance of 0.05.   What value of the test statistic should he report?  Round your answer to two decimal places.