概率
ok8.org > 词典 > 概率
某(mǒu )种(zhǒng )事(shì )件(jiàn )在(zài )同(tóng )一(yī )条(tiáo )件(jiàn )下(xià )可(kě )能(néng )发(fā )生(shēng )也(yě )可(kě )能(néng )不(bú )发(fā )生(shēng ),表(biǎo )示(shì )发(fā )生(shēng )的(de )可(kě )能(néng )性(xìng )大(dà )小(xiǎo )的(de )量(liàng )叫(jiào )做(zuò )概(gài )率(lǜ )。例(lì )如(rú )在(zài )一(yī )般(bān )情(qíng )况(kuàng )下(xià ),一(yī )个(gè )鸡(jī )蛋(dàn )孵(fū )出(chū )的(de )小(xiǎo )鸡(jī )是(shì )雌(cí )性(xìng )或(huò )雄(xióng )性(xìng )的(de )概(gài )率(lǜ )都(dōu )是(shì )1/2。
阅读:1077
●概率(简体版)
©2015-2020 ok8.org 文学库