I'll be presenting online at the Excel Virtually Global online conference, this coming Weds, Oct 11 2024 at 1pm Eastern US time on the topic, "Modern Data Analytics in Excel." Get all the details …
Practice t-tests with these free online datasets
The t-test rite of passage I like to use the independent sample t-test to introduce learners to inferential statistics. This test is used to compare whether the average value of one group is …
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Hooking learners into data education
If they buy the hook, they'll buy the story. A narrative hook (or just hook) is a literary technique in the opening of a story that "hooks" the reader's attention so that he or she will keep on …
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Thinking that AI is magic will sink your data efforts
Artificial intelligence (AI) has the power to surprise, delight and frighten. It seems almost magical. But this false appearance can tempt organizations to skip steps in their data strategy. Here's …
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Learning guide: Python + SQLAlchemy, half-day workshop
Analytics tools are best thought of as a "stack," so that each slice is seen in context with the others. The most exciting analytics products span multiple slices, combining the advantages of …
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Demo guide: The Monty Hall problem
For this demo guide we'll consider one of the most vexing case studies in all of statistics and analytics. The bad news is that it may confuse and frustrate. The good news? It's a game! So get …