2.經(jīng)統(tǒng)計(jì)某射擊運(yùn)動(dòng)員隨機(jī)命中的概率可視為
,為估計(jì)該運(yùn)動(dòng)員射擊4次恰好命中3次的概率,現(xiàn)采用隨機(jī)模擬的方法,先由計(jì)算機(jī)產(chǎn)生0到9之間取整數(shù)的隨機(jī)數(shù),用0,1,2沒有擊中,用3,4,5,6,7,8,9表示擊中,以4個(gè)隨機(jī)數(shù)為一組,代表射擊4次的結(jié)果,經(jīng)隨機(jī)模擬產(chǎn)生了20組隨機(jī)數(shù):
7525,0293,7140,9857,0347,4373,8638,7815,1417,5550
0371,6233,2616,8045,6011,3661,9597,7424,7610,4281
根據(jù)以上數(shù)據(jù),則可根據(jù)該運(yùn)動(dòng)員射擊4次恰好命中3次的概率為( ?。?/div>
發(fā)布:2024/10/12 7:0:1組卷:531引用:7難度:0.8