Random Notes - Sandbox

• https://twitter.com/jinji_990/status/1627057115083771904

  • 100 total, 90 heads, 10 tails.

  • take random 10, and assume X of 10 are heads.

    • two groups are 90 and 10.

    • X in 10 are heads, i.e. (10-X) are tails.

    • 90 has (90 -X) heads, i.e. X are tails.

      • → if we flip them all!?!?

      • (90 -X) tails, i.e. X are heads.

  • related https://www.mtioutput.com/entry/coffee-milk-quiz2