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Applied Statistics stat.AP

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Statistical applications in biology, education, epidemiology, engineering, environmental sciences, medicine, physical sciences, quality control, social sciences.

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How to Find Life: Look for Molecular Diversity

To find life beyond Earth, you don't need to guess what it's made of. A new method evaluates not specific molecules, but the overall chemical diversity of a sample. Living organisms typically produce a rich cocktail of amino acids (the building blocks of proteins) and fatty acids, while non-living n
arXiv:2511.00525 · 2025-11-01

Diagnosis for Distant Worlds: How Not to Mistake Life for Noise

The search for extraterrestrial life is like an unreliable medical test: a single positive result means nothing if the error rate is unknown. A new approach sidesteps this problem by dividing worlds into groups—much like patients with different risk factors. Statistical comparison dramatically reduc
arXiv:2605.02969 · 2026-05-03