(Study guide - Midterm 2] A small, independent amusement park collects data on the number of cars with out-of-state license plates. The sample size is fixed at n=25 each day. Data from the previous 10 days indicate the following number of out-of-state license plates: DayOut-of-state Plates 6 1 2 N 4 3 4 5 7 8 3 4 6 7 8 9 10 5 3 11 Calculate the overall proportion of "tourists" (cars with out-of-state plates) and the standard deviation of proportions. p-bar 0.224, Standard deviation = 0.0834 p-bar -0.224, Standard deviation - 0.0634 p-bar -0.124, Standard deviation - 0.0834 p-bar 0.124, Standard deviation 0.0634 None of the abve