FTB-C000515 / Implementation concept

BandWidth Percent Convention

BandWidth Percent Convention reports the normalized Bollinger width after multiplying the raw ratio by 100.

Also known asBBW percent units

Definitions

In plain terms

A value of ten under this convention means ten percent, while a raw-ratio API would report 0.10.

Technical

Reconciliation must compare output units before formulas, rounding, or thresholds and must not mix percent points with ratios.

Scope

The scaling convention changes the displayed number but not the underlying relative width.

Examples

  • A reviewer traces BandWidth Percent Convention from aligned inputs through its first-ready row and edge cases before accepting a displayed value.

Common misconceptions

  • The scaling convention changes the displayed number but not the underlying relative width.

Concept relationships

Where this concept is used

Evidence and governance

  1. Bollinger Bands Rules John Bollinger · first party methodology

    Supports: preferred label, short definition, technical definition

    Limits: Interpretive rules do not prove forecasting power, trade profitability, or one universal parameter selection.

  2. Bollinger BandWidth TradingView · official platform documentation

    Supports: preferred label, short definition, technical definition

    Limits: No universal squeeze threshold, breakout direction, causal forecast, or profitability claim is adopted.

Reviewed by
fintech-builder-batch-009
Last reviewed
2026-07-30
Next review
2027-07-30
Record status
published