Answers

✨ Best Answer ✨

定義式に当てはめて計算するだけ
期待値E(x)=∫_(0-2) x(-1/2x+1)dx
分散V(x)=∫_(0-2) x²(-1/2x+1)dx
標準偏差は√分散で求まる。

Post A Comment
Were you able to resolve your confusion?

Users viewing this question
are also looking at these questions 😉