The following tables present the number of specimens that tested positive for Type A and Type B influenza in the United States during the first 15 weeks of a recent flu season. Type A influenza 39 96 168 231 288 1,00 1,44 2,90 407 559 3 3 7 3,93 4,77 5,15 4,85 6,48 3 0 9 1 0 Type B influenza 44 95 141 203 234 1,36 187 260 408 555 8 1,71 1,96 2,07 2,14 2,67 0 1 7 2 3 Find the median number of type A and type B cases in the first 15 weeks of the flu season. Type A: 1,003 Type B: 408 Type A: 1,078 Type B: 469 Type A: 1,546 Type B: 1,546 Type A: 2,156 Type B: 937