{#- Evidence hierarchy table - rate strength of evidential support -#}
## Evidence Hierarchy

Use this hierarchy to rate **strength of evidential support** for claims.

| Level | Strength | Description | Credence Range |
|-------|----------|-------------|----------------|
| **E1** | Strong Empirical | Systematic review, meta-analysis, replicated experiments | 0.9-1.0 |
| **E2** | Moderate Empirical | Single peer-reviewed study, official statistics | 0.6-0.8 |
| **E3** | Strong Theoretical | Expert consensus, working papers, preprints | 0.5-0.7 |
| **E4** | Weak Theoretical | Industry reports, credible journalism | 0.3-0.5 |
| **E5** | Opinion/Forecast | Personal observation, anecdote, expert opinion | 0.2-0.4 |
| **E6** | Unsupported | Pure speculation, unfalsifiable claims | 0.0-0.2 |
