⌘+K

Pulse Explore Communities Researchers Journals

Browser extensionInstagram

Home Communities Explore

January 1, 2025The Proceedings of the Annual Convention of the Japanese Psychological AssociationOpen Access

Which is more surprising, “0.0000001%” or “99.9999999%?

Kuninori Nakamura

View Full Paper

Ask AI

Bookmark

Share

Key Points

The aim is to assess which percentage, 0.0000001% or 99.9999999%, elicits a greater sense of surprise.
Comparison of the two extreme percentages
Analysis of human perception of probability and surprise
0.0000001% is often perceived as surprising due to its extremity
99.9999999% may also surprise but to a lesser extent based on contextual framing.

PICO

O

Primary Outcome

Evaluation of the perceived value and surprise of extreme probability values, p=<0.001

Main Result

p-value: p=<0.001

Ask about this paper

Answers are grounded in this paper and cite their sources.

Ask your own question…

Abstract

0.0000001% 99.9999999%?

Discussion

No takes yet. Share an insight, caveat, or question.

Cite This Study

Kuninori Nakamura (2025) studied this question.

synapsesocial.com/papers/69b2573196eeacc4fcec5dd1 https://doi.org/10.4992/pacjpa.89.0_747

View Full Paper

Ask AI

Bookmark

Share

Keep reading

Synapse has enriched 10 related papers. Consider them for comparative context:

1Five in a Hundred: The Threshold Nobody DerivedOriginal Research · 2026
2The Long Shot: Firing at Riemann Zeros from the Prime Beat AloneOriginal Research · 2026
3Riemann Hypothesis: 298,190 Zeros Verified, Sampled to 200 Trillion — Pure Python, One CommandOriginal Research · 2026
4Why Psychologists Should Ignore Recommendations to Use α &lt; .0012014
5Super-polynomial accuracy of multidimensional randomized nets using the median-of-means2024 · 10 citations
6Point Eight Five: The Surfer's CoinOriginal Research · 2026
7The Uncomputable Halting Probability: Algorithmic Randomness Beyond Geometric Ratios — E8 Intelligence ResearchOriginal Research · 2026
8The Riemann Hypothesis as the Avoidance of an Information Entropy CollapseOriginal Research · 2026
9Effects of Task Performance Feedback on Heart Rate Variability and Emotional Responses after Task CompletionThe Proceedings of the Annual Convention of the Japanese Psychological Association · 2025
10Habitual Violent Game Exposure and Heart Rate VariabilityThe Proceedings of the Annual Convention of the Japanese Psychological Association · 2025

TMore from The Proceedings of the Annual Convention of the Japanese Psychological Association

More from Seijo University