ow arbitrary the measurements may r101] be." Comcast, 133 S. Ct. at 1433; accord Rail Freight Fuel Surcharge Antitrust Litig., 725 F.3d at 254; Am. Honda Motor Co., Inc. v. Allen, 600 F.3d 813, 815 (7th Cir. 2010). In this case, the district court evaluated Plaintiffs' statistical evidence, reasonably found it