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Inverse Band

Drag the forecast cone's edge and the confidence level back-solves — then the chart tells you how often a band of that level has actually held out of sample. Manipulate the uncertainty, not the value.

State
Size
Mode

Acme · MRR forecast

80% band

$2.74M projected by Dec 2026

You sketched an 80% band on MRR, but it's only held 57% of the time (n=14).

Acme · MRR forecast — MRR forecast with a 80% confidence band
MonthMRRLowerUpper
Jan 2025$1.8M
Feb 2025$1.85M
Mar 2025$1.88M
Apr 2025$2.04M
May 2025$2.07M
Jun 2025$1.94M
Jul 2025$1.98M
Aug 2025$2.22M
Sep 2025$2.28M
Oct 2025$2.19M
Nov 2025$2.23M
Dec 2025$2.3M
Jan 2026$2.21M
Feb 2026$2.18M
Mar 2026$2.4M
Apr 2026$2.57M
May 2026$2.49M
Jun 2026$2.43M$2.43M$2.43M
Jul 2026$2.54M$2.39M$2.69M
Aug 2026$2.58M$2.39M$2.77M
Sep 2026$2.62M$2.36M$2.88M
Oct 2026$2.66M$2.31M$3.01M
Nov 2026$2.7M$2.25M$3.16M
Dec 2026$2.74M$2.17M$3.32M

drag the ● on the upper band edge (or arrow-key it) — confidence back-solves

Drag the band edge — the confidence level back-solves

Demo data is illustrative. Replace with your own typed data prop.