Range crosses zero: not proven either way. At this ROI you need about 5,039 bets for the range to clear zero.
Bets
Same odds and ROI, 95% range
200
-12.1% to 18.1%
500
-6.5% to 12.5%
2,000
-1.8% to 7.8%
5,000
-0.0% to 6.0%
10,000
0.9% to 5.1%
The bar is the range of true ROIs that fit your results. If it crosses zero, your results can't tell a real edge from luck yet.
18+ only. Educational content, not financial or betting advice. Past results do not guarantee future returns. If gambling stops being fun, get free, confidential help at BeGambleAware.org.