Aquality control engineer at a potato chip company tests the bag filling machine by weighing bags of potato chips. not every bag contains exactly the same weight. but if more than 10% of bags are over-filled then they stop production to fix the machine. they define over-filled to be more than 1 ounce above the weight on the package. the engineer weighs 153 bags and finds that 41 of them are over-filled. he plans to test the hypotheses h 0 : p = 0.1 versus h a : p > 0.1. what is the test statistic? z = ( round your answer to two decimal places if necessary.)