Archive | analysis

Surprise! 10,000 steps was a marketing ploy

For many years, my routine was a Sunday hike followed by a Sunday blog. For a variety of reasons, both my hiking and blogging have become erratic. After skipping yet another Sunday hike, I was surprised to find that I still had exceeded 10,000 steps per day for the past week. 10,000 is the number…

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When Promoting People, Beware the False Record Effect

After writing about several examples of bias from insensitivity to sample size, a former colleague asked whether I thought performance in the workplace was subject to the same bias. She observed that people were sometimes rewarded or even promoted for high performance, even if that performance was sporadic rather than sustained. She asked: Shouldn’t the…

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