This is the second Time doing this question and coming up with the wrong answer every time. I don't understand what I am missing.

HW: 3.1 Measures of Center Assignment Question 12 of 12 (1 point) | Question Attempt: 2 of 3 ~ 1 ~ 2 ~ 3 V4 6 7 8 9 10 11 = 12 Big companies: Following are revenues for a selection of companies in a recent year, Revenue Revenue Company (billion $) Company ( billion $) Walmart 524 China Life Insurance 131.2 Marathon Petroleum 124.8 China Railway Engineering Corporation 123.3 Daimler 193.3 AXA 149 China National Petroleum 379.1 Foxconn 172.9 Chevron 146.5 Part: 0 / 2 Part 1 of 2 (a) Find the mean and median revenue. Round to 2 decimal places where necessary. The mean revenue is |477.86 ] billion and the median revenue is |149 | billion. X 5