› added 4 years ago

126

TIL Precision refers to how tightly clustered your data is; accuracy refers to how close that data is to the real value. You might have a dozen miscalibrated thermometers that all tell you the wrong temperature with a very high degree of precision.

Read more howtogeek.com

via reddit.com

v1VgK TIL eating the liver of a polar animal (especially polar bears) will kill you due to a vitamine A overdose.
nW7Pr TIL the devastating 1755 Lisbon earthquake caused king Joseph I to develop severe claustrophobia and he refused to live inside a walled building. His court instead ruled from a series of tents.
wox4E TIL that millions of US students watched the Challenger explosion live in schools
rRwJ4 TIL in the 1880s, the Harvard Observatory director was frustrated with his staff, and would say "My Scottish maid could do better!" So, he hired his Scottish maid. Williamina Fleming ran a team for decades, classified tens of thousands of stars, & discovered white dwarfs and the Horsehead Nebula.
PYmng TIL that in 2011 a giant sculpture of a woman bathing was built in the Alster Lake, Hamburg Germany. It remained in the Lake for 10 days and was made up of a head and 2 knees protruding from the water.