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Doing your statistics homework with SAS – confidence intervals

Computing confidence intervals is one of the areas where beginning statistics students have the most trouble. It is not as difficult if you break it down into steps, and if you use SAS or other statistical software. Here are the steps: 1. Compute the statistic of interest– that is mean, proportion, difference between means 2….

Malicious Obedience and Responsibility

Lately, I’ve seen a lot of examples of this … Malicious obedience is discussed on the englishstackexchange page (who even knew this existed) as “….when people set their boss up to fail by doing exactly as he or she says even though they know in their hearts that their actions are incorrect or not optimal.”…

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How much statistics can you learn in an online course in a month?

Last year, I went from teaching in classrooms in a pretty building with a library on the ground floor to teaching on-line. I also went from the semester system to teaching the same content in four weeks. This has led curious friends of mine, used to teaching in the traditional format, to ask , How…

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SAS Enterprise Miner – Free, on a Mac – But can you find your data?

SAS Enterprise Miner – Free, on a Mac – Bet You Didn’t See That Coming … but how the hell do you get your data on it? I wanted to test SAS Text Miner and was surprised to find the university did not have a license. No problem – and it really was, astoundingly, no…

Reports of The Death of Theory Have Been Greatly Exaggerated

I’m about to tear my hair out. I’ve been reading this statistics textbook which shall remain nameless, ostensibly a book for graduate students in computer science, engineering and similar subjects. The presumption is that at the end of the course students will be able to compute and interpret a factor analysis, MANOVA and other multivariate…