3 A shopping centre wants to examine the amount of space required for parking. Studies indicated that 50% of staff and shoppers use public transportation. A survey of 1,002 was taken, and 492 responded that they used public transportation. a. State the null hypothesis and the alternate hypothesis. Round the final answers to 2 decimal places. Ho: P = 01:01:54 HI: p# b. State the decision rule for 0.05 significance level. (Negative answer should be indicated by a minus sign. Round the final answers to 2 decimal places.) Reject Ho if z> or z