{"window_days":7,"from":"2026-09-14","games_returned":3,"games_withheld_below_min_bets":1,"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":"Roobet","game":"The Dog House Megaways 1000","provider":"pragmatic play","bets":2185,"observed_return":0.7025214409821908,"declared_rtp":null,"gap":null,"std_error":0.09619186161826498,"ci95":[0.5139853922103914,0.8910574897539902],"max_multiplier":107.33333333333334,"confidence":"moderate","margin":0.18853604877179936,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.9153318077803204,"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":"Shuffle","game":"The Dog House Megaways 1000","provider":"unknown","bets":468,"observed_return":0.6969424501424654,"declared_rtp":null,"gap":null,"std_error":0.10740175814113348,"ci95":[0.48643500418584373,0.907449896099087],"max_multiplier":31.60000000000005,"confidence":"low","margin":0.21050744595662163,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.8397435897435898,"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":"Winna","game":"The Dog House Megaways 1000","provider":"pragmatic play","bets":153,"observed_return":1.5479912418300654,"declared_rtp":null,"gap":null,"std_error":0.2699999455500492,"ci95":[1.018791348551969,2.077191135108162],"max_multiplier":32.3,"confidence":"low","margin":0.5291998932780964,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.6013071895424836,"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}}]}