I’m not sure the doctor comparison holds up here. The doctor takes your oral history to assess your health. Knowing that $x percent of family tree has high blo

I’m not sure the doctor comparison holds up here. The doctor takes your oral history to assess your health. Knowing that $x percent of family tree has high blood pressure means they can more accurately assess your risk of high blood pressure. For the population of “literally you”, your oral history is data. Now, if the next patient came in, and your doctor said “well, the last person in here has high blood pressure, you might have it to”, that’s an anecdote. Similarly, telling somebody ~”My instance of $product worked great” isn’t really useful info for them. That’s a sample size of 1 out of a massive number.