Accuracy Management of early HPs

[toml_12953]

(09-10-2022 07:48 AM)EdS2 Wrote:  Remember that the usual slide rules are only accurate to 3 digits or perhaps a very little more. Handheld calculators were heaps better - so much so, that people often need to be taught not to give results with meaningless extra precision.

Has everyone heard the story of the museum tour guide who told the group, "This dinosaur skeleton is 65 million and 15 years old." One woman asked him how he knew that so precisely. He said, "It's simple. When I started working here 15 years ago, they told me this skeleton was 65 million years old!"