Category Archives: Statistics

Why finding evidence of extra-terrestrial life might not be such good news.

The recent announcement that the Perseverance rover found what appears to be organic molecules in rock core samples taken from an ancient lakebed on Mars was greeted by much excitement. Organic molecules form the building blocks of life, and this is the second time such molecules have been found on Mars after a previous discovery in 2014. Although indicative, these finds are not definitive evidence that life existed outside Earth and would need to be tested in a laboratory to be sure. Finding evidence that life existed on another planet in our solar system would be an amazing scientific discovery but the existential implications of such a find for the future of humanity might not be so good.

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Statistical Paradigms – Bayesian and Frequentist

(Note: This article discusses Bayesian and Frequentist statistics and follows from this previous one). Parapsychology has played an important role in ensuring that psychology retains at least some focus on anomalous human experiences. These experiences are very common and if psychology is truly to be the science of behavior and mental processes then it needs to take account of them. In addition to posing legitimate questions to materialist reductionist orthodoxy, parapsychology has also made contributions to scientific methodology in areas like study design, statistical inference and meta-analysis.

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