The data to the right are the annual numbers of deaths from floods in a certain country over a span of 21 years. Find the a) mean, b) median and quartiles, and c) range and IQR 80 128 118 136 64 34 46 51 85 83 41 74 88 82 56 100 11526 82 40 170 a) The mean is (Round to two decimal places as needed.)