{"window_days":7,"from":"2026-09-14","games_returned":4,"games_withheld_below_min_bets":4,"min_bets":100,"method":{"estimator":"mean payout multiplier, currency independent","interval":"95%, mean plus or minus 1.96 standard errors","source":"each casino's own public bet feed, captured by us","sampling":"the feeds are rolling windows the operators publish; this is a sample of their flow, not the whole of it, and the selection rule is not visible to us","declared_rtp":"only Stake.com publishes a house edge, so declared_rtp and gap are null for other operators","selection_bias":"the feeds are the operators' own marketing surfaces and the selection leans toward winning rounds, so observed_return is UNCORRECTED and biased upward by an unknown amount that differs per operator. feed_bias reports 'curated' where an observed return above 100% proves the feed is incomplete, since no game returns more than it takes over the long run."},"confidence_levels":{"high":">=10000 bets","moderate":">=1000","low":">=100","insufficient":"<100"},"publishable":["low","moderate","high"],"source_kinds":{"observed":"Counted directly from the operator's public feed.","derived":"Computed from observed data through a documented method.","reported":"Published by the operator. We repeat it, we do not verify it.","estimate":"Model output carrying assumptions. Always a range."},"games":[{"casino":"Winna","game":"HiLo","provider":"internal house games","bets":5801,"observed_return":2.9484016007067746,"declared_rtp":null,"gap":null,"std_error":0.11172605262839264,"ci95":[2.729418537555125,3.167384663858424],"max_multiplier":303.2226,"confidence":"moderate","margin":0.21898306315164956,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.49681089467333217,"feed_bias":"curated","observed_return_note":"This feed publishes more wins than it publishes losses, proven by an observed return above 100%. Read it as a floor on the operator's curation, not as the game's return.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}},{"casino":"Shuffle","game":"Hilo","provider":"unknown","bets":5125,"observed_return":0.9054304195121952,"declared_rtp":null,"gap":null,"std_error":0.04104569050943027,"ci95":[0.8249808661137118,0.9858799729106785],"max_multiplier":167.31,"confidence":"moderate","margin":0.08044955339848334,"publishable":true,"withheld":null,"diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.6409756097560976,"feed_bias":"unknown","observed_return_note":"Uncorrected for feed selection. The operator chooses which rounds to publish.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}},{"casino":"BC.Game","game":"Hilo","provider":"bc originals","bets":2701,"observed_return":0.9338054717293689,"declared_rtp":null,"gap":null,"std_error":0.09410950222539821,"ci95":[0.7493508473675884,1.1182600960911493],"max_multiplier":179.4162,"confidence":"moderate","margin":0.18445462436178048,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.8352462051092188,"feed_bias":"unknown","observed_return_note":"Uncorrected for feed selection. The operator chooses which rounds to publish.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}},{"casino":"Stake.com","game":"hilo","provider":"stake","bets":305,"observed_return":4.33495330295082,"declared_rtp":null,"gap":null,"std_error":1.4780880277227435,"ci95":[1.4379007686142424,7.232005837287397],"max_multiplier":391.77295,"confidence":"low","margin":2.897052534336577,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-14"},"published_loss_share":0.5081967213114754,"feed_bias":"curated","observed_return_note":"This feed publishes more wins than it publishes losses, proven by an observed return above 100%. Read it as a floor on the operator's curation, not as the game's return.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}}]}