A B C D E F G H J K L 6 9 Score 10 19 20 15 14 13 11 15 18 18 17 15 15 15 15 14 15 12 18 18 17 17 15 19 19 19 19 18 18 13 19 18 17 20 12 15 18 18 17 14 12 19 19 19 18 15 16 Determine if there is a significant difference on the 17 population mean score of 17 at a =0.05 base on the given scores above 18 assuming that the population standard deviation is 2.35. 19 20 21 Show your Hypotheses, Z-test result and Decision/Conclusion