Table D.2.

Probability scores proposed to the experts

99–100% (almost certain)

95–99% (extremely likely)

90–95% (very likely)

66–90% (likely)

33–66% (about as likely as not)

10–33% (unlikely)

5–10% (very unlikely)

1–5% (extremely unlikely)

0–1% (almost impossible)

100% (certain)

50–100% (more likely than not)

0–50% (more unlikely than likely)

0–100% (inconclusive)

Other (to be defined by the participant)