Category Archives: Data Analysis


Forget autonomous cars — Autonomous ships are almost here. New Zealand bank replaces SAS server with R server.  

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Florence Nightingale was a data scientist

Everyone knows Florence Nightingale as a dedicated and courageous caregiver, the founder of modern nursing.  But she was also quite a good statistician.    In 1850’s, while she served at the British military hospitals in Turkey, she instituted rigorous data collection and analysis for medical records.  She collected … Continue reading

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Software is still eating the world

Russ Roberts has a new EconTalk podcast interview with Marc Andreessen that is worth a listen: Marc Andreessen, venture capitalist and co-creator of the early web browser Mosaic, talks with EconTalk host Russ Roberts about how success in venture capital is more about … Continue reading

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Most Selective Colleges by State

Each state is marked with the logo of the most selective college located within that state.

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Not just Microsoft: All companies need a data culture

What Microsoft needs is a “data culture”, according to Satya Nadella, their new CEO and former head of the Cloud and Enterprise group.  As reported by Adam Lashinsky: In Nadella’s world view, data generated by, living on, and enhanced by Microsoft’s software is the … Continue reading

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P values. I do not think that value means what you think it means.

Regina Nuzzo has a news feature in Nature about P values that every biomedical scientist should read.  P values — the common measure of statistical significance (i.e. the “believability” of an experiment) — do not mean what most scientists think they mean. … Continue reading

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Tutorial: Significant Figures

New (and not so new) scientists often don’t think about how many digits, or significant figures they should include when reporting numerical data.  Unless you’re using a finely calibrated instrument, most readings aren’t accurate beyond one or two percent (about two significant … Continue reading

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