Archive methodology

How to read this archive

What the table shows:

Important: this is context and historical review, not operational guidance.

Across the whole archive, what was published before each event shows 70.6% accurate outlooks over a sample of 568 events, with a 95% Wilson confidence interval running from 66.7% to 74.2%. Figures as of .

The misses are inside that percentage: it is worked out with the outlooks that went wrong included, and the archive can be checked event by event.

How the % of accurate outlooks is calculated

How each outlook is classified:

Accurate means the price moved in the anticipated direction, not that anyone made money. The archive keeps no tally of gains or losses.