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Who is too old for a start-up? or A week in the life of a statistician

Since it’s the international year of statistics, I felt a little guilty that I have not done that much in the way of statistics lately. However, I think that is true whether you are an engineer, statistician, biologist or whatever, within a few years after your Ph.D. (at most!) you find lots of your time…

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Idiots who annoy me: Spare me from people who want to help small business

Some days, the world seems to be divided into two groups; idiots who annoy me and people I haven’t yet met. The largest group of idiots who annoy me are those that tell me how much they want to help small business. This includes most government agencies at all levels and just about every non-profit…

Floor Effect, Ceiling Effect and Computing Internal Consistency Reliability at Post-test

Very often, researchers (including me) use multiple-choice tests to collect data to determine whether or not an intervention has worked. Does the Dance Your Way to Math curriculum really result in higher test scores? Does Lollipop Spelling reduce the number of spelling errors? and on and on. I remember being told that statistics to be…

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Advice to Young Employees: More of my 55 things I’ve Learned

Today, I’d like to add #4 to 6 to my list of things I have learned in my 55 years. (You can find the first three here.) These are: You were hired to DO shit. No, you are NOT smarter than God. LISTEN!! #4  You were hired to DO shit Newly-minted PhDs are only marginally…